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Antibacterial Wipes Should Always Be On Hand In Offices
Why Antibacterial Wipes Should Always be on Hand in Offices
Even though office buildings have established a cleaning crew to clean the premises daily, individual offices should also do their part to keep the
property clean. There are many ways to maintain a healthy and sanitary office space, from sweeping away clutter and throwing trash in the proper
garbage receptacle. However, one of the easiest methods to keep offices clean is to have antibacterial wipes at the ready.
Antibacterial wipes are single–use wipes that are pre–moistened with an antibacterial solution. They come in an easy–to–carry dispenser like a pack or
tub and can be found in many stores. Though antibacterial wipes aren't superior to the latest cleaning technologies, they do ... Show more content on
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wiping of the face, hands, nose etc.). However, antibacterial wipes can be used to clean your office items as well. These wipes are capable of
cleaning sticky pen holders, oily doorknobs, and anything that doesn't look or feel clean in your hands. Antibacterial wipes also minimize the spread
of sickness and viruses. If you're experiencing the early signs of a cold, you can wipe your things with antibacterial wipes to ensure that no one in your
office contacts the illness.
Easy to Implement
Since antibacterial wipes are accessible and easy to carry around, it's easier for office management to implement the product into the office cleanliness
protocol. The management can ask their co–workers to bring their own pack of antibacterial wipes or supply some in the office bathrooms and stations.
Antibacterial wipes are your quick and easy solutions to everyday office messes. They're easy to use and store. However, they can't take care of huge
office messes or accidents. If your office in Dallas, Texas, is in dire need of a good clean, contact Valor Janitorial pronto. Our professional office
cleaning service will make your property spotless in no time. Give us a call at ##phone## today for a free
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Efficacy Of Selected Honey On Certain Bacterial Species
EFFICACY OF SELECTED HONEY ON CERTAIN BACTERIAL SPECIES
Pinku Satnami*, P. Ganesh1, Arup Konwar2 and J. Rajesh Prabhu Singh3
Corresponding author address
Research Scholar, Department of Microbiology, Faculty of Science, Annamalai University, Annamalai Nagar, Tamil Nadu, India.
Email: pinkusatnami89@gmail.com
Mobile No: +918148774798
Co–author address:
1.Assistant Professor, Department of Microbiology, Faculty of Science, Annamalai University, Annamalai Nagar, Tamil Nadu
2.M. Sc. in Microbiology, Division of Microbiology, Faculty of Agriculture, Annamalai University, Annamalai Nagar, Tamil Nadu
3.Assistant Professor, Department of Zoology, Faculty of Science, Annamalai University, Annamalai Nagar, Tamil Nadu
Abstract
Honey is used as medicinal drug all over the world from the time immemorial. It has a great medicinal value and cures certain infection. The present
work was undertaken with main objectives of collection of honey samples namely Marthandam Gin Honey, Lion Kashmir Honey, Eucalyptus Honey
and Natural honey from different locations of Tamil Nadu and Assam and check antibacterial activity against five different bacterial species viz.
Staphylococcus lactis, Proteus vulgaris, Pseudomonas fluorescens, Bacillus cereus and Lactobacillus acidophilis by disc diffusion methods. Among all
the honey taken for the study Marthandam Gin Honey sample showed high inhibitory effect against all the Gram positive and Gram negative bacteria
strains. Four different antibiotics were
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The Antibacterial And Antiseptic Impregnated Catheters
Methodology
Extraneous Variables
It is very important for the researcher to control the extraneous variable that could affect the study results. The extraneous variables that would affect
the results in this study include, the catheter material, the catheter care, and the method of obtaining the urine sample. To control the catheter material,
this study will be using the antimicrobial and antiseptic–impregnated catheters instead of the standard catheters as recommended by the Centers for
Disease Control and Prevention (CDC) 2009 guidelines because they are effective in reducing the risk of CAUTIs. To control the catheter care, the
study will follow the CDC guidelines for routine catheter care by ensuring that all the indwelling urinary catheters (IUC) maintain a sealed drainage
system, and an unobstructed urine flow. In addition, the nursing staff will be cleansing the meatal area daily with warm soapy water instead of
antiseptics, while maintaining the standard precautions including hand hygiene and wearing of gloves while performing peri–urethral care. To control
the procedure for obtaining urine sample, the study will use the CDC recommendation for collecting the urine sample aseptically, by aspirating the
urine from the sampling port with a sterile syringe after thoroughly cleansing the port with an antiseptic wipe (Gould et al., n.d.).
Instruments
Choosing an instrument to measure study variables is a very crucial in research. If a researcher chose to use an existing
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Honey Uses on Wound
[pic]
[pic][pic]
Training Correspondence Course
[pic]
CONTENTS
1. The company and the brand 2. The Medihoneyв„ў products 3. How to use Medihoneyв„ў wound products 4. Potential side effects 5. General
questions 6. Medihoneyв„ў products for use on unbroken skin 7. References 8. Product range 8.1 Medihoneyв„ў Antibacterial Medical Honeyв„ў 8.2
Medihoneyв„ў Antibacterial Wound Gelв„ў 8.3 Medihoneyв„ў Derma Cream 8.4 Medihoneyв„ў Barrier Cream
[pic]
Comvita NZ Limited
Wilson Road South
Private Bag 1
Te Puke 3153
0800 504 959
This document, or part of, may not be reproduced or transmitted in any form without the ... Show more content on Helpwriting.net ...
Recently advanced biomedical research has identified specific plants that produce honey with exceptional antibacterial properties i.e. Leptospermum
sp., of which Manuka is the best recognised. This property is extremely stable and can be referred to as 'non–peroxide activity'. The specific honey
'blend' used in the Medihoneyв„ў antibacterial honey has been developed to maximize honey's potential to heal. 4) There are more published research
articles on the Medihoneyв„ў products than any other honey brand, giving end–users confidence in the products. Medihoneyв„ў dressings are currently
used by hospitals worldwide and an ongoing research programme is in place.
2.0 The Medihoneyв„ў Products
What are the Medihoneyв„ў products?
Currently the Medihoneyв„ў range includes an Antibacterial Medical HoneyTM and an Antibacterial Wound Gelв„
ў, which both come in a tube. Either
of these is appropriate for application to an open wound.
The range also includes a Derma Cream and a Barrier Cream, which both contain a range of natural ingredients including Medihoneyв„ў antibacterial
honey. The Derma Cream is appropriate for dry skin conditions, while the Barrier cream will protect skin in 'wet' areas, such as under nappies.
Medihoneyв„ў wound products
Tell me more about each of these wound products?
Medihoneyв„ў Antibacterial Wound Gelв„ў contains 80% Medihoneyв„ў antibacterial honey combined with 20% waxes. The waxes change the
viscosity of the honey to provide
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Antibacterial Effects Of The Chloramphenicol Antibiotic On...
The Antibacterial Effects of the Chloramphenicol Antibiotic on Escherichia coli
Kenneth Tungol
12/10/2015
BIOL 1B
Abstract
Chloramphenicol is an antibiotic known to treat a broad range of bacteria. In this study, the effectiveness of Chloramphenicol was tested on the DH5О±
strain of Escherichia coli. Knowing that varying the concentrations of Chloramphenicol will result in different effects on the E. coli strain, we
conducted an experiment that agar–plated the E. coli with Chloramphenicol with concentrations together. The concentrations ranged from no antibiotic
to excess antibiotic in hopes to find the minimum inhibitory concentration (MIC). The study yielded the MIC of Chloramphenicol to be 85Ојg/mL,
determining the borderline between the effectiveness and the ineffectiveness of Chloramphenicol against the DH5О± strain.
Introduction
What is Chloramphenicol?
Chloramphenicol is an antibiotic that originated from Streptomyces venequelae in 1947 and is the first antibiotic to be discovered as broad spectrum
("National Center," 2004). Broad–spectrum antibiotics are able to treat various types of bacteria. Chloramphenicol treats serious bacterial infections that
are not treatable by other antibiotics ("Chloramphenicol Injection," n.d.). Since Chloramphenicol is a broad spectrum antibiotic, it is effective against
both gram positive and gram–negative bacteria. It diffuses through the bacterial cell wall and reversibly binds to a receptor site on
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Pineapple (Ananas Comosus) Skin and Dusol (Kaempferia...
Pineapple (Ananas comosus) skin and Dusol (Kaempferia galanga Linn.) Rhizome
As Antibacterial Organic Soap
A Science Investigatory Project
Presented by:
Romi Necq S. Abuel
Bansud National High School
Regional Science High School for Region IV –MIMAROPA
Pag–asa, Bansud, Oriental Mindoro
Abstract
Many soaps in the market offer different kinds of benefits such as whitening the skin, treating various skin problems and removing bacteria from skin.
But some may still produce bad results and some can be too expensive to purchase. But there are other options that can be made to have healthy skin.
Pineapple is an abundant tropical fruit commonly found in humid and hot regions. Citric and malic acids are found in good ... Show more content on
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It also doesn't contain carcinogens, toxins and bad bacteria that may risk health. Second, it has huge amounts of nutrients that is easily absorbed by the
skin for a more effective and efficient usage of the product.
The said product is biodegradable, organic and it doesn't harm the environment even if it is burnt or disposed. It contains almost no amount of harmful
chemical substances that can disrupt the ecological balance or worsen the condition of the global warming.
Researchers in the near future may use the study in emphasizing the use of the pineapple or dusol extract as a main ingredient in the manufacture of soap
or other products in relation to the study.
Scope and Limitations of the Study
This study is limited to the production of the experimental pineapple/dusol soap and the experimentation processes that followed. The experimentation
was conducted from June to August 2012.
Definition of Terms
Psoriasis a skin disease usually marked by red scaly patches.
Rashes an outbreak in the surface of the skin which that is often reddish and itchy.
Acne a disease of the oil–secreting glands of the skin that often affects adolescents, producing eruptions on the face, neck, and shoulders that can leave
pitted scars.
Ringworm a fungal disease of the skin, scalp or nails in which intensely itchy ring–shaped patches develop. Infection is transmitted to humans from pets
or
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Antibacterial Agent- Ticlosan
Ponderable One: Soap Opera
In the article the FDA is revisiting the safety of an antibacterial agent called Ticlosan, because they recently discovered it is interfering with the
hormone levels in lab animals and that it could be a causative agent of the growth of drug resistant bacteria. If new regulations are put into action
manufacturing companies companies will have to prove the effectiveness of antibacterial soaps over water and soap. If you were to wash your hand
without antimicrobial soap, a number of reactions would take place. Bacteria and other microorganisms would be able to get past some of your
bodies first defenses without any effort to them. There are many components to antimicrobial soap that are active against microorganisms; one
common component is called Triclosan ("What Makes Antibacterial Soap Antibacterial?" 2014). The bacteria would release a bacterial enzyme that
would bind to a substrate released by your body and start a chemical reaction infecting the cells with the bacteria it holds. However, antimicrobial soap
has many different components that act as a blocker to these enzymes. Triclosan specifically blocks the bacteria from binding to the active site on the
enzyme ("What Makes Antibacterial Soap Antibacterial?" 2014). When Triclosan is activated it prevents the growth of the fatty acid chain which build
and strength the cell's membrane. Without a plasma membrane the cell cannot thrive and will be killed or destroyed by other cells. The U.S.
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Antibiotic Resistance Bacteria And Antibacterial Effects...
Abstract: The alarming resurgence of antibiotic resistance bacteria has focused attention on the
need for new resources to antibiotic discovery. Among the natural antibiotic sources, snake
venoms have been confirmed as a promising source for discovery and development of novel
antibacterial agents. In this proposed research, we will screen venoms from three different
subspecies of Agkistrodon snake for antibacterial effects on seven different bacterial strains
including Escherichia coli and Staphylococcus aureus. The expected results from this proposed
project are anticipated to be a prelude to future further isolation of specific venom component
with antibacterial effect and examining the specific role of snake component in antibacterial
mechanism.
Introduction: The prevalence of bacterial resistance to common antibiotics is considered as a
potentially serious threat to public health as bacteria are remarkably proficient at adapting to
environmental stress, and have evolved the mechanism of antibiotic resistance (Alanis, 2005;
Chan, 2012). Further, as some antibiotics elicit side effects and a dramatic decrease in the rate of
development of new antibiotics (Piddock, 2012; Tremolieres et al., 2010), there is nevertheless
an urgent need to intensive search antibacterial agents with novel modes of controlling bacteria,
particularly the human pathogenic bacteria such as S. aureus from diverse natural antibiotic
sources including bacteria, fungi and mammals.
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Antibacterial Colonies Lab Report
The purpose of this experiment was to investigate the growth of bacterial colonies on two test subjects. With reasoning, the door knob and the inside
of the sink appeared to be the better choices due to the fact that the door knob comes in contact with every student who enters and leaves the
classroom and the second choice was the sink because it gets a daily use as well, at least by anyone who needs to drain something or wash their hands.
The null hypothesis stated that the door handle was going to be home to more bacterial colonies because of the regular grabbing and the average human
hand contains hundreds of thousands of genetically distinct bacteria. However, based on the collection of data, the sink harvested far more colonies than
we could count in the petri dishes. Concluding the end with a t–value of +/– 2.9436. By analyzing the data, concluding the t–value rejected the null
hypothesis.
Introduction
The human ... Show more content on Helpwriting.net ...
After further analysis of the results its clear to understand why the sink had so many more colonies. According to a study done by Yamagata
University Hospital in Japan (1993) they realized that as they continue to clean surfaces bacteria began to pop up even after the cleaning due to the
bacteria building up some sort of immunity to the disinfectant which led us the result that in our lab the bacteria in the sink progresses over time,
builds the immunity and reproduces. An item that raised an eyebrow was why the control subject had a colony but this is merely due to human error
most likely to contamination on something before rubbing the petri dish. For future reference, it would be a better idea to think about bacteria
disinfectant resistance into play. According to Cambridge University (2015) bacteria is always going to be around humans and on humans but it is not
something that we must worry too much because it is not always a health
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The And Chemical Kill Off Bacteria
kground Research:
I will be experimenting how well different products, natural and chemical kill off bacteria. I'll be testing different products such as Vinegar, Manuka
honey, Ajax, tea tree oil and Dettol Hand Sanitizer. By testing the rate at which these products kill off bacteria I will be able to determine the most
effective products and compare the differences between each products efficiency.
Vinegar: Vinegar has been efficiently tested in killingbacteria. An experiment done in February 201 found that Vinegar has a large effect on reducing
Tuberculosis mycobacteria. Claudia Cortesia and Howard Takiff from Venezuelan Institute of Scientific Investigation in Caracas collaborated with
Catherin Vilcheze and William Jacobs Jr. from Albert Einstein Collage of medicine in New York in testing TB strains of bacteria's reaction to 6%
solution of acetic acid. They found that " exposure to 6% acetic acid, just slightly more concentrated then supermarket vinegar, for 30 minutes, reduced
the number of TB mycobacteria from around 100 million to undetectable levels." (Cortesia, Vilcheze and Bernut)
Manuka Honey: honey contains hydrogen peroxide which is what gives it its antibiotic quality however some Manuka honeys have a unusual non–
peroxide type of antibacterial activity, Manuka Honey with the non–peroxide characteristic is known as 'Active Manuka Honey.' Manuka honey
without the non–peroxide characteristic get their antibacterial properties from Hydrogen Peroxide. " The
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Antibacterial Studies Of Some Bisindolizine Compounds
ANTIBACTERIAL STUDIES OF SOME BISINDOLIZINE COMPOUNDS M. Sheela Gopal1, E.S Bindiya3 and I. Anitha2* 1. TMJM Govt. College,
Manimalakunnu, Ernakulam, Kerala– 686662, India. 2. Postgraduate and Research Department of Chemistry, Maharaja's College, Ernakulam, Kerala–
682011, India Tel.8089370720 Fax:04842363038 Email : dranithagirishkumar@gmail.com 3. Department of Biotechnology, Cochin University of
Science and Techn Cochin, Kerala 660022, India. ABSTRACT A number of heterocyclic bisindolizine derivatives carrying a variety of
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It is essential to discover new drugs with less resistance (Navan et al, 2011). A number of heterocyclic compounds are known and have been shown to
possess pharmacological activities. The significant one among them is that containing ring junction nitrogen. The presence of these systems are rare in
natural products, but important in many studies for preparation of potentially, biologically active analogues. Indolizines are such type of systems,
which contain ring junction nitrogen and are very rare in nature (Srikanth et al, 2011). Most indolizine compounds present interesting pharmacological
effects (Singh and Mmatli, 2011) and several biologically active indolizines were reported to possess biological activities like; anti–inflammatory
activities (Malone et al, 1998). Other activities reported are antiviral, antitumor and analgesic activity (Gubin et al, 1992, Bolle et al, 2004,
Campagna et al, 1990, Pearson and Guo, 2001, Artico et al, 1989). Due to their strong fluorescence in the UVvisible region, the photophysical
properties of some indolizines have already been reported (Delattre et al, 2005, Rotaru et al, 2009). As a consequence of their importance in many
research fields, there is a growing interest on the synthesis of indolizine derivatives. Although many synthetic methods are available in the literature,
(Li and Chua, 2011, Kostik et al, 2001) a frequently employed approach is the 1, 3–dipolar cycloaddition of
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Antiseptic Lab
The Relation of
Antiseptics and
Bacteria Growth
Purpose: To explore the effectiveness of different levels of concentration of antiseptic and antibacterial products' prevention of bacterial growth.
Question: Amongst common household products, which antiseptic and level of concentration is more effective at inhibiting the growth ofbacteria?
Introduction:
Antiseptics are antimicrobial substances used on living tissue to reduce the possibility of infection, putrefaction or sepsis. The word "anti" is for
against and the word "septic" is for infection. Antibacterial products are antiseptics that are proven to act against bacteria. Bacteria need a food supply,
moisture, a certain temperature, a certain level of acidity and in most cases ... Show more content on Helpwriting.net ...
12.Clean up materials.
Figure 1
Figure 2
Observations:
Antibacterial and Antiseptic Products' prevention of Bacteria Growth
Antibacterial/Antiseptic productConcentrationMeasurement of zone of inhibition (mm) Mean length of inhibition zone(length excluding disk) Mean
area in (mm2 )Description of bacteria growth
Mouthwash1x6.37591.9–medium ring of inhibition, almost fully undisturbed by bacteria 1/10x2.528.46–small ring of inhibition, some bacteria
growing over 1/20x1.7518.89–very slight ring of inhibition 0x00–entire section covered in bacteria
Mr. Clean1x12.5240.41–relatively large ring of inhibition around disk, undisturbed by bacteria growth 1/10x684.78–medium ring of inhibition, almost
fully undisturbed ring (by bacteria) 1/20x3.37540.73– small ring of inhibition 0x00–entire section covered in bacteria
Dish Detergent1x15.375330.40
–large ring of inhibition around disk, bacteria growth is circular around ring, not growing over 1/10x8.5165.05–medium ring of inhibition, some
sections slightly grown over with bacteria, not perfect circle 1/20x1.62517.38–very slight ring of inhibition 0x00–entire section covered in bacteria
Bleach1x0.757.51–small ring of inhibition around disk where there is no bacteria growth 1/100.76.19–slight zone of inhibition where there is less
bacteria but not a large zone of complete prevention 1/20x00–no change in
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Advantages Of Antibacterial Soaps
Antibacterial soaps are a trend these days. Every day we see various advertisements about the advantages of using antibacterial soaps that they helps us
get rid of the harmful microorganisms and they can help get rid of the bacteria that get attached to our skin from our environment or from elsewhere;
that they will make us healthy and will save us from getting diseases due to the pathogens on our skin (most importantly hands as they can transfer the
pathogens into our gastrointestinal system). They will make our lives more healthier and better(Aiello et. al. 2007 ).
Antibacterial agents like triclosan, triclocarbon are used frequently. They target the microorganism present on the skin. People use them and feel
satisfaction but are these antibacterial products really that beneficial for us or are they causing harm to us?
Bacteria was discovered by Anton van Leeuwenhoek in 1674 (Benson et al . 2001). Koch's germ theory explains the diseases caused by bacteria
(Benson et al . 2001). Soon after this, hand washing was considered necessary for staying healthy. In the 1950s & 1960s, triclosan and triclocarbon,
were first introduced . Trioclosan is an active ingredient in most antibacterial soaps. Many ... Show more content on Helpwriting.net ...
It's mechanism is said to be similar to triclosan i.e. it inhibits fatty acid synthesis. It blocks the active site of the enzyme known as enoyl–acyl carrier
protein reductase (ENR ) thus preventing the bacteria from making lipid, phospholipids, lipopolysaccharide and lipoprotein. (Walsh et. al. 2002).
Exposure of low levels of triclocarban to organisms like fish, algae and humans kill weak microorganisms and it allows strong and resistant
microorganisms to grow. Microbes grow resistant to antibacterial agents as they acquire resistant genes. When the resistant microorganisms are
revealed to antibacterial/antimicrobial agents, their expression of genes is increased that confer the resistance. (Chalew et. al.
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Antibacterial Antibiotics And Its Effects On The Growth...
Antibacterial antibiotics are a substance present in fungi, which inhibits the growth and production of bacterial infections. The discovery of the first
antibiotic, penicillin, was a turning point in medical history, as illnesses that were once perceived as difficult to treat or even fatal, now had a possible
treatment. After the discovery of penicillin, the misuse and overuse of antibiotics become common in many different professions. This has resulted in
bacteria becoming less easily detected due to structural changes, with some even being multi–resistant, such as Methicillin–resistant Staphylococcus
aureus (MRSA), Multidrug–resistant tuberculosis (MDR–TB) and Vancomycin–resistant Staphylococcus aureus (VRSA) (Williams 2014).
Types of antibiotics
Antibiotics were produced in the late 1940s, with 1950s–1970s being the golden age for discovery of antibiotics and overall, antibiotics are classed into
17 groups, with penicillin and vancomycin being two different classes of antibiotics (Zuchora–Walske 2013). Williams (2014) states that 'antibiotics are
classified according the mechanism of action, chemical structure or if of broad or narrow spectrum.' Board spectrum antibiotics are effective against
multiple types of bacteria, while narrow spectrum are only effective against specific, i.e. fewer bacteria. A method of determining antibiotic response
to particular bacterium, as well as its cell wall structure is by Gram–staining, which tests the bacteria's cell wall and its
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Penicillin: The Development Of Antibacterial Infections
Antibiotic development is one of the modern marvels of medicine. This is the first external tool that people have to fight against bacterial infections.
The first drug developed was Penicillin. This medication is so effective that it is still used today. From its structure, every other antibacterial drug was
developed. Today, there are hundreds of options available for treating infections. Unfortunately, this has had significant ramifications on the
development of resistance to these medications. As the infections continue to learn and evolve, it is important that people educate themselves on what
this means and the impacts it has.
First, antibiotic resistance is the ability of infections to evolve. These new adaptations will frequently allow an infection to withstand attacks from a
drug it previously could not handle. When physicians treat infections with drugs, the drug kills off all of the bacteria that cannot stand up to the
medication. Sometimes, a few bacteria remain that were able to combat the drug. These bacteria continue to grow and reproduce. As a result, all of its
offspring also have the DNA necessary to fight off the medication. These... Show more content on Helpwriting.net ...
Over the years, pharmaceutical companies have developed multiple medicines that all have the same mechanism of action. This makes the treatments
equivalent. Hospitals can prefer one drug over another for no reason at all. Over the years, bacteria at different hospitals have become resistant to
different medications because these are the most popular medications in those locations. Hospitals know that this problem exists. Hospitals are diligent
about tracking the antibiotic resistance specific to the common infections in their own hospital system. They publish guidelines for physicians regularly.
This helps to guide physicians in choosing medications that both treat the infection and prevent the development of
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Antibacterial Properties of Essential Oils Essay
Present study proves that, citrus fruit juices are great antimicrobial agents against certain microorganism and they can be used as medicine for
treatment of bacterial infections. The tests of antimicrobial activity and the MIC assays showed promising results that fresh citrus fruit juices are good
in killing bacteria. (Bansode.DS et al., IRJP 2012)
Lemon is one of the Family Rutaceae. It is prepared primarily for its alkaloids, which having anticancer activities and the antibacterial properties.
(Kawaii et al., 2000)
Antimicrobial potential of the citrus peel extract is directly concerned with the components that they have. The studies showed that essential oils,
protopine and corydaline alkaloids, lactons, polyacetylene, acyclic ... Show more content on Helpwriting.net ...
ECCLES,1994)
The effect of herbs and spices has been successfully done in food application. As several experiment had being conducted. This was due to the present
of essential oils, which act as antibacterial substances, which inhibit the growth of bacteria. In–food and in vitro the only experiment that had being
successfully applied. (M.M Tajkarimi, 2010)
The condition when high vapor have a great effect on the effectiveness of essential oil as for this research 14 different types of essential oils that have
being tested on few different bacteria example Staphylococcus. The effect when in high vapor is better the when leave the essential oils overnight.
From the research the result was around 1 or 2 hours for the essential oils to diffuse into the agar. (Shigeharu Inouye, 2001)
From the Sodium bicarbonate the effect of inhibition towards bacteria had identified as the sodium bicarbonate had alter the pH value of the
surrounding and this had make the bacteria not it good condition which
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Types Of Antibacterial Resistance, Why Pharmaceutical...
Have you ever had an infection before? Particularly, a bacterial infection. Millions of people are infected by means of bacteria per year in the United
States alone (CDC 2017). At least two million of those residents are infected by bacteria that are resistant to the antibiotics that are currently on the
market (CDC 2017). Bacterial infections are not the leading cause of mortality in the United States, but I believe that there is a need for a change in
the way that the United States looks at antimicrobial research (CDC 2017). In this paper I will discuss the modes of antibacterial resistance, why
pharmaceutical companies aren't researching new antibiotics, and why this is an important global issue.
There are a few ways that bacteria can ... Show more content on Helpwriting.net ...
Many people believe and fight for anti–biotics from their physician because they believe that anti–biotics will cure every illness that they have. My
step–mother is one of those people. Many people do not realize that anti–biotics only kill bacteria, and many illness like the common cold, the flu, and
sometimes even bronchitis are caused by viruses. Anti–biotics cannot kill a virus. So instead of getting rid of the virus that is infecting them, the
normal flora of bacteria that is in their bodies are being killed, making them feel even worse (Fox, Linder, Doctor 2017).
Another way that anti–biotic resistance is spreading through the prescription of the drugs is that people do not take all of the pills that are prescribed
(Vrentas 2016). Usually people start to feel better halfway through the dosage of the anti–biotics, so they think that it is okay to stop taking the pills
(Vrentas 2016). That is not the case. If the pack is not taken entirely then there are most likely still bacteria in the person's body from the infection
(Vrentas 2016). Survival of the fittest comes into play, and the bacteria that have lasted longer than all of the others have a slight genetic variation in
their genome that allows them to be better at fighting the drug the next time (Vrentas 2016). These stronger bacteria are also the bacteria that are going
to grow and reproduce within the body
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Antibacterial Activity Of Selected Ethanolic Herbal...
The objective of the study was to compare the synergistic antibacterial activity of Ciprofloxacin (CF) in presence of selected ethanolic herbal extracts
and cow urine distillate. In this study antibacterial activity of ethanolic extracts of pepper (P), turmeric (T), zinger (Z), drumstick (D) and Cow urine
distillate (CUD) were tested against ATCC strains of Staphylococcus aureus, Klebsiella pneumonia and clinical isolates of Pseudomonas aeruginosa and
E–coli by cup plate diffusion method. Results showed that the test samples did not show any antimicrobial activity alone. However in combination
with drug showed significant activity. Amongst the test samples combination of CF and P, CF and CUD, CF and Z and CF and T showed 5 to 50%
increase activity when compared to the control. Further, tablets produced in combination with drug and test samples showed increased antimicrobial
efficiency than the CF drug alone. Further, no drug excipient interaction was recorded. It can be concluded that ethanolic extracts of P, T, Z and CUD
acts as bio–enhancers and use of such bioenhancers along with drug could improve the efficiency and can minimize the dose related adverse effects.
Bioenhancer activity order found in Pepper > CUD > Turmeric > Zinger. All bioenhancer are more active in Klebsilla pneumonae than Escherichia coli,
staphylococcus areus, and Pseudomonas aeruginosa. Key words: Bioenhancer, cup plate method, ciprofloxacin, pepper, cow urine distillate, turmeric,
zinger.
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Use Of Medicinal Plant Is Increased Now Days As Bacteria...
Use of medicinal plant is increased now days as bacteria have developed resistance to modern medicines. L. inermis is used in various cosmetic things
such as dye from the earlier times but this plant also has good medicinal value due to the presence of various phytochemicals. These phytochemical
constituents are responsible for various biological activities 22.
The present study was conducted to identify the phytochemical constituents also their biological role and antibacterial activity in L. inermis leaves.
As shown in table no 1, the percentage yield of methanolic extract of L. inermis is 17% while recovery yield of Hexane, ethyl acetate and methanol
fractions are 4%, 5.7% and 70%, respectively. It indicates that approximately 20% was lost during the fractionation. Kawo and Kwa 57 reported 1.8%
ethyl acetate fraction yield which is lower than our report while recovery yield of aq. methanolic fractions is higher (87.19%) than our reported value.
The result of phytochemical study confirmed the presence of various primary and secondary metabolites such as flavanoids, carbohydrates, quinones,
steroids and phenols. Presence of these phytochemicals in Lawsonia inermis leaves extracts are responsible for various biological activities such as
antibacterial, antioxidant, anti–inflammatory activities, etc. 58. Most of the phytochemicals are present in extract and its fraction in our study. Whereas
protein was found to be absent in extract as well as in its fractions.
GC–MS
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F. D. A. Bans: Article Analysis
In this article, "F.D.A. Bans Sale of Many Antibacterial Soaps, Saying Risks Outweigh Benefits" announces the FDA's ban on soaps that contain the 19
different antibacterial chemicals and has given the soap industry a year to take them out of their products. The rule only applies to hand washes and
soap. Public health experts celebrated the ban because they had been pushing the agency to regulate antimicrobial chemicals, warning that they risk
scrambling hormones in children and promoting drug–resistant infections. "Both Johnson & Johnson and Procter & Gamble announced their intention
to phase out the chemicals in their products before the rule was made final", said Dr. Theresa Michele, the director of the division of nonprescription
drug products
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Antimicrobial Resistance : Antibacterial Resistance
There is no doubt that antimicrobial agents have saved the human kind from a lot infectious diseases. A few years after the discovery of the first
antibiotics, scientists made the observation that some organisms could still survive the effects of the antimicrobial agents. That was the beginning of
the concern that different microorganisms were getting resistance in their previously harmful agents. That is known today as antimicrobial resistance.
(Sosa et al., 2010) Nowadays, Antimicrobial Resistance (AMR) is one of the most severe jeopardies to public health worldwide, especially in some
countries such as USA, India and Greece. For instance, in the US, deaths caused by Methicillin–resistant Staphylococcus aureus (MRSA), might be
more than... Show more content on Helpwriting.net ...
Moreover, antibiotic–resistant infections are very difficult to treat and most of the times the treatment is really costly. (Cdc.gov.,2015) The main causes
of the problem are two pharmacological issues: (a) wide–spectrum antibiotics and (b) compliance. Wide–spectrum antibiotics are widely used to treat
infections, either those caused by several different species or those for which diagnosis is too difficult or takes too much time. Of course, wide
spectrum promises a wide range of clinical uses and sales but consequently contributes to resistance as it applies selective pressure. Compliance is
another issue that has many aftermaths upon antimicrobial resistance. Patients often either miss drug doses, both by mistake and deliberately, or decide
to stop the treatment prematurely when they feel better. In both cases, pathogens which are exposed to subinhibitory concentrations of antibiotics,
survive and that consequently results in the greater chances of acquiring resistance. (Sosa et at., 2010) AMR has a great impact to humans globally.
Studies have shown that patients' mortality and length of hospital stay are increased with resistant versus non–resistant pathogens. (Goff, 2011) In
addition, healthcare costs are also dramatically higher for patients with antimicrobial–resistant infections. Patients infected with antimicrobial–resistant
pathogens have higher costs, approximately US $6,000–30,000, than do patients
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A Research Study On Antibacterial Therapy
Abstract: The bacteriophage ("phage") is a unique virus which is only capable of infecting bacterial cells, and therefore appears harmless to mammals,
including humans. As a result, phage usage as an antibacterial therapy was first initiated in the early 1900's. However, with the introduction of
antibiotics in the 1940's, phage therapy had essentially ceased in Western Europe and North America. Currently with the development of multi–drug
resistant bacteria, a renewed interest in bacteriophage research has again emerged with emphasis not only on its antibacterial properties, but on its
potential role in treating malignant diseases. In addition, in vitro "phage display" technology has been developed whereby a specific gene encoding a
peptide/protein of interest can be inserted into the phage genome. The resulting peptide/protein is then "displayed" in the bacteriophage's viral coat
where it can be extracted for analysis. The biology of the bacteriophage, together with recent research studies and selected applications, is reviewed with
respect to its potential role in the future treatment of bacterial infections and cancer.
The bacteriophage, a bacteria–destroying virus, whose name is derived from a combination of bacteria and the Greek word phagein ("to devour"), is
considered to be the most abundant biological form on Earth and is about one–hundredth the size of bacteria (Schneider, 2014). They are found in
virtually all aspects of the natural environment,
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Testing Various Disinfectants On Bacteria Covered...
Disinfectants vs. Bacteria This project involves testing various disinfectants on bacteria covered toothbrushes to see which method is most effective.
The three main methods of disinfectants are hydrogen peroxide, U.V rays to kill bacteria, and antibacterial soap. Learning what is in the various
disinfectants that eliminate bacteria is beneficial to understanding the experiment. Bacteria are single–celled organisms that reproduce quickly.
Pathogens are bacteria that cause sickness. Once the body is infected with pathogens, those bacteria reproduce and grow inside of cells in the body. As
they grow, certain bacteria can make toxins; those toxins can damage the body's cells. Symptoms of a sickness can be caused by those toxins.
Pathogens can be spread from one person to another through physical contact or contact with bodily fluids. Bacteria however can be killed by
sterilization, cold temperatures, antiseptics, disinfectants, and pasteurization. The antibacterial soap mentioned is a disinfectant that reduces bacteria,
which therefore reduces chance of infection. Hydrogen peroxide is an antiseptic that reduces bacteria. The difference between antibacterial soap and
normal hand soap is triclosan or triclocarbon. Triclosan is an antibacterial compound in antibacterial soap and a potent synthetic chemical. The text
states, "Triclosan is classified as a broad–spectrum antimicrobial agent because it is effective against a wide range of microbes; the term antimicrobial
implies
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Community Associated MRSA Infection
Community–associated MRSA is MRSA infections that occur in people that are healthy and to people that have not been in the hospital/had a medical
procedure inside the previous year. Anyone can get CA–MRSA, however episodes have been seen in groups of people who live in congested settings
/routinely share filthy substances. Poor cleanliness hones, for example, not disinfecting your hands, may spread the bacteria easily. Say you are a drug
addict (hypothetically speaking) and you and your buddy are sharing a needle that you use to inject yourself with drugs, the bacteria on the needle can
cause you to get community associated MRSA infections, and it could spread more through continuous contact. There would be brutal skin infections,
it can first ... Show more content on Helpwriting.net ...
25 plant species were used in traditional medicine to treat skin disease and to treat antimicrobial (viral, bacterial or protozoan) infections. This
experiment was to investigate the antimicrobial activity of traditional Ghanaian medicines with special interest in anti–methicillin–resistant/react–text
Staphylococcus aureus (MRSA) activity. Chloroform, ethanol and aqueous extracts of these plants were arranged and agar–well diffusion tests, MIC's
and MBC's were used to examine antimicrobial action. The extracts of 13 plant species showed the growth of one or more of the resulting bacteria,
MRSA, methicillin–sensitive Staphylococcus aureus (MSSA), Streptococcus pyogenes, Escherichia coli, Pseudomonas aeruginosa and Proteus
vulgaris. Extracts from 11 of these 13 plant species also inhibited the growth of three or more of 14 additional clinical isolates of MRSA. Aqueous
extracts of Alchornea cordifolia were active against all 21 bacterial strains tested and showed the highest levels of antibacterial activity overall with
MIC's against MRSA in the range of 1.6–3.1 mg ml and MBC's in the range of 6.3–12.5. The presence of antibacterial activity in extracts of
Elaeophorbia drupifera, Rauwolfia vomitoria and the leaves of Solanum verbascifolium, plants traditionally used to treat skin infections, are reported
for the first time. Extracts from Alchornea cordifolia, also used to treat wounds, had the widest spectrum of antibacterial
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Testing Various Disinfectants On Bacteria Covered...
Grace Crecelius
Research Paper
12/11/2015
Disinfectants vs. Bacteria This project involves testing various disinfectants on bacteria covered toothbrushes to see which method is most effective.
The three main methods of disinfectants are hydrogen peroxide, U.V rays to kill bacteria, and antibacterial soap. Learning what is in the various
disinfectants that eliminate bacteria is beneficial to understanding the experiment. Bacteria are single–celled organisms that reproduce quickly.
Pathogens are bacteria that cause sickness. Once the body is infected with pathogens, those bacteria reproduce and grow inside of cells in the body. As
they grow, certain bacteria can make toxins; those toxins can damage the body's cells. Symptoms of a sickness ... Show more content on Helpwriting.net
...
Triclosan is hydrophobic, which means it does not dissolve well in water. However, triclosan does go through fatty substances like membranes of
bacterial cells. Triclosan interferes with its target cell's regulating gene. In this case, the triclosan would interfere with the bacteria cell's regulating gene
that carries out processes. Once in the microbe bacterial cells, triclosan poisons a specific enzyme that is used in making the microbe cell membranes.
Even one molecule of triclosan permanently impedes the microbial enzyme. Triclosan is a strong antibiotic, even at low concentrations. The next
source of disinfectant in the experiment is U.V light. U.V light is invisible radiation. Non–ionizing radiation from the U.V light brings a mutagenic
effect by provoking electrons in molecules. Non–ionizing radiation means that there is not enough energy for electrons to be removed from atoms.
The text states, "The excitation of electrons in DNA molecules often results in the formation of extra bonds between adjacent pyrimidines (specifically
thymine) in DNA." (Furlong). Whenever two pyrimidines are bonded, it is called, pyramiding dimer. Dimers can change the shape of DNA is a cell,
in this case bacteria cells, and can cause issues during replication. The bacteria cell might try to rebuild the pyramiding dimers previous to replication,
but the repair mechanism can
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The Effects Of Antibacterial Resistance On Bacterial...
Ceftazidime is a third generation cephalosporin antibiotic used to treat a number of bacterial infections, particularly Pseudomonas and other Gram
negatives, and its activity relies on binding of essential penicillin–binding proteins (PBPs) (1). Despite its effectiveness against certain bacteria, there
have been reports of rapidly increasing incidences of antibacterial resistance to ceftazidime caused by extended–spectrum ОІ–lactamase
(ESBL)–producing Enterobacteriaceae (2). Recently, a new beta–lactam/beta–lactamase inhibitor combination, ceftazidime–avibactam (AVYCAZ) has
shown to have "in vitro activity against Enterobacteriaceae in the presence of some beta–lactamases and extended–spectrum beta–lactamases" and is
FDA–approved for treating complicated intra–abdominal infections as well as complicated urinary tract infections (1). Due to the resistance frequency
of inpatient Enterobacteriaceae isolates at the University of Washington Medical Center (4), susceptibility testing of Ceftazidime and
Ceftazidime–Avibactam are crucial to ensure antibiotic treatment efficacy and to take action to reduce the spread of multi–drug resistant bacteria in a
hospital setting. The current primary gold standard method for MIC determination of Ceftazidime in non–fastidious Gram negative isolates at
University of Washington Medical Center, Microbiology Clinical Laboratory is TREK SensitreВ® micro–broth dilution, a diagnostic tool that utilizes
fluorescence technology to monitor the growth of
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Triclosan In The Fda
In one of our research we found out that last October 2005 the FDA's Non–Prescription Drug Advisory Committee was tasked to discuss and
investigate the benefits as well as the possible risks relating to the antibacterial products. The FDA's discussion commence in a request for further
research regarding specific antibacterial product being sold in the market. The debate regarding different antiseptic products has focused mainly on the
antibacterial bath soap in which most of these products contain triclosan or triclocarban. Although the FDA did not announce any formal regulations
regarding the right percentage concentration of triclosan used in antibacterial products most of these products has a triclosan concentration raging
from 0.1% to 0.45%. Triclocarban which is said to be a "cousin" of triclosan is also used in some antibacterial bath soap. Triclosan is a Polychloro
phenoxy phenol usually called as an antibacterial ingredient used in different sanitizing products it is also... Show more content on Helpwriting.net ...
In this review the researchers identified and summarized the result regarding the study about the effectiveness of triclosan when added to the
antibacterial product like bath soaps in preventing the spread of infectious diseases. The researchers also studied the write–ups and journals containing
the discussion of the tests that was performed in assessing the potential risks that triclosan and triclocarban might have been carrying which relates to
the result of bacterial resistance to antibiotics. The researchers evaluate the evidences gathered regarding the benefits and the risk carried by triclosan
and triclocarban. They then concluded and recommended to conduct further research and assessed the suggestions of the latest data in accordance to
the regulation of products with
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Antimicrobial Drugs And Antibacterial Drugs Essay
–Introduction: Antibiotics are an expansive class of antimicrobial drugs, also referred to as antibacterial agents, which are mainly used to overcome
bacterial infections by either eliminating or inhibiting the growth of these infectious agents (Demain and Fang, 2000). Antibiotics, alongside
vaccination, played a key role in revolutionizing medicine during the 20th century, as well as coming close to eradicating diseases such as
tuberculosis (Berdy, 2005). Moreover, these antimicrobial drugs are majorly the reason behind extending the average life expectancy, where in the
United States a dramatic increase from 47 years in 1900–1974 to 80 years in the year 2000 was concluded (Lederberg, 2000). It is reported that the
actinomycete strain, Streptomyces griseus, which is originally isolated from soil, has capabilities of producing more than half of all antibiotics, as well
as many other substances like extracellular enzymes and inhibitors (Nader, 2009, Yang and Wang, 1999, Kuzhadhaivel et al., 2000 and Nicole, 2002).
Although this microorganism is an aerobic gram positive bacterium, streptomycetes are the source of numerous valuable antibiotics, such as
Streptomycin, which is a potent antibiotic drug of extreme commercial importance. These secreted antimicrobial substances play major roles in the
treatment of human and animal diseases (Vaurnakis, 1983). Additionally, it is proven that a minimum of 70 of the approximately 100 marketed
antibiotics specific for treating human
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Investigating The Efficiency Of The Antibacterial...
WHAT IS THE EFFICIENCY OF THE ANITBACTERIAL PROPERTIES OF SOME NAMED HANDWASHE DETERGENTS ON ESCHERIA
COLI AND STAHPILOCOCCUS AUREUS?
Aim:
To investigate the efficiency of the antibacterial properties of some named hand–washes on Escherichia coli (E. coli) and staphylococcus aureus and in
the process comparing the two bacteria species. The mutagen o be used will be dilute detergent paste.
Introduction
Bacteria constitute a large domain of the prokaryotic microorganisms. They come in different sizes and shapes and occupy varying niches in our
biosphere. Some bacteria are very beneficial while others are pathogenic in nature. Pathogenic bacteria can pose danger to the human species as they
are disease causing, and it is therefore imperative that people take caution to prevent contact with such bacteria and therefore avoid some diseases.
One of the very basic ways of avoiding bacterial infections is a habit of hand–washing. Hand–washing has been used from time immemorial for
hygienic, religious and cultural practices. Hand–washing is highly encouraged in hospitals and in industries that deal with food production and
delivery. Washing hands with water alone is not an effective way to get rid of harmful bacteria on the surface of the skin. The use of soaps and
detergents which have special chemical properties make it possible for humans to get rid of the bacteria. The extent to which the use of hand–washing
detergents eliminates bacteria is the main objective of this
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Antibacterial Agents in the Therapy of Urinary Tract...
SECTION TWO
1.Which antibacterial agent(s) would be effective in the therapy of Mr BT's urinary tract infection?
Cephalexin and Gentamicin would be effective since they are equally sensitive to the pseudomonas aeruginosa microbe which implies they will kill the
microbe and work against the bacteria.
2.State the mechanisms of action of each of these agents.
Cephalexin, is a beta–lactam antibiotic. The antibiotic binds to specific penicillin–binding proteins positioned inside the bacterial cell wall, this inhibits
the third and last stage of bacterial cell wall synthesis. The consequences are fatal to the susceptible bacteria but comparatively harmless for the human
cells because the latter does not possess such a structure. Cell ... Show more content on Helpwriting.net ...
3.Outline the pathophysiology underlying Mr BT's hypersensitivity to penicillin
Mr BT has a medical history of hypersensitivity to penicillin, this indicates that he has a penicillin allergy. Penicillin allergy happens when theimmune
system reacts to the drug as if it were a dangerous substance instead of a helpful remedy. The immune system activates certain cells to produce
immunoglobulin E (IgE) antibodies to fight the component of penicillin to which the patient is allergic too. Chemicals release by the immune cells can
cause the signs and symptoms related with an allergic reaction. Penicillin is a simple structure and of low molecular weight. It has been identified that
low molecular weight substances are able to illicit immune responses are called haptens. Alone, haptens cannot cause an immune response it must bind
to innate proteins in the plasma and cell surfaces to form hapten–carrier complexes. Most haptens are the breakdown products which are isomers of
penicillin (Neal & Michael, 2012). The beta–lactam ring is unsteady and when it binds to a protein it acylates lysine residues bring about in a
penicilloyl epitope known as benzylpenicilloyl .These hapten–carrier complexes are recognized as antigen by IgE on mast cells and basophiles (Neal &
Michael, 2012).
4.Given the fact that Mr BT is allergic to penicillins, is cephalexin therapy contraindicated here?
Yes, the use of cephalosporin will produce hypersensitivity
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Alexander Flemming: The Antibacterial Enzyme
Alexander Flemming was a scientist that discovered the enzyme lysozyme in 1923 when he accidently mixed the mucous fom the patient in the
culture contain bacteria and the bacteria was dead. That is whee he took a closer look at the properties of the mucous from the patient and found the
antibacterial enzyme. Lysozyme is one of many proteolytic ezyme foud in the body. It is a first defense system in the body that can destroyed
bacterial cell wall. Lysozyme is very effective against gram positive bactreia because they have peptidoglycan cell wall and it is make the lysozyme
very uneffective against bacteria that made of other other polysaccharide. Lysozyme mostly found in the bodily fluid such as salive, tears, human milk
and also mucous. Newborn babies that fed with the ... Show more content on Helpwriting.net ...
It specifically catalyzing hydrolysis 1,4–beta–linkage between N–acetylmuramic acid and N–acetyl–D–glucosamine which are a very sturdy bond in
the bacterial cell. This is where the lysozyme is targeted. In the mucous membrane, there is antimicrobial compounds such as lysozyme and secretory
antibodies (IgA). Lysozyme can kill the bacteria but it less effective against the infection. Present of the lysozyme inhibit or kill the bacteria before
they can colonized either in the mouth, eye or in other mucous secretion. Throughout this experiment, the lysozyme activity was determine using
agarose lysoplate method. Using the sample collected the experiment was conducted within several days to see the clear zone, but the result obtained
did not showed any clear zone even after added the coomassie brilliant blue stain. This may due to the plate bacteria inside the plate was dead when
the sample was loadedin the well. There is possibility that bacteria was dead because the present of the bacteria in the plate cannot be seen and mybe
the environment or the condition in the plate was not favourable for the bacteria to stay
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The Intestinal Tract Of Human And Animals
Bacteria are micro–organisms that inhabit and play a functional role in the intestinal tract of human and animals. (USA Government , 2012). The
intestinal tract of humans is colonized by a complex range of micro–organism including Escherichia coli (E.coli) which exists as part of the natural
flora of human gut. These micro–organisms have many beneficial functions including the production of vitamin K2 (MNT, 2013). Strains of E.coli are
generally not pathogenic to humans except for toxigenic strains. E.coli O157:H7 is a toxic producing strain which causes abdominal pain, nausea,
bloody diarrhoea and cramping. These symptoms are often associated with food poisoning caused by E.coli O157:H7. In healthy adult symptoms may
last for 5–7 days however in high risk groups such as the young or elderly, disease may progress and effect kidney function commonly known a
haemolytic uremic syndrome. (MNT, 2013). Many bacterial infections are treated with anti–bacterial agents such as antibiotics. However, due to the
uncontrolled use of antibiotics, particularly the prescribing of antibiotics to treat common viral colds and flu, microbial resistance to antibiotic has
dramatically increased. (The Health Gazette, n.d.). Scientist have warned that E.coli which has previously been sensitive to antibiotics, is becoming
resistant to more antibiotics and in future could become as resistant to antibiotics like that of Methicillin Resistant Staphylococcus aureus (MRSA). In
addition, there is a
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Growth Of Bacteria Lab Report
Aim
To compare the growth of bacteria obtained from school desks that have been cleaned with both antibacterial and nonantibacterial cleaning methods.
Theory
Bacteria are typically prokaryotic microorganisms that come in shapes alike spheres, spirals and rods and are usually a few micrometres in size. There
is an estimated amount of one nonillion (гЂ–10гЂ—^30) bacterial species found on Earth. They are found in most of the earths habitats including soil,
water, acidic and radioactive environments. They are asexual and reproduce by cell division (binary fission) which contains three different processes,
Elongation (Biosynthesis of a new cell wall and membrane), DNA replication (Duplication of the cell's chromosome) and finally cell division (the ...
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Steps 2 – 5 were repeated for each desk that was previously cleaned with non–antibacterial cleaning methods. Each petri dish was then labelled either
desk 1, 2 or 3 and next that 'non–antibacterial' on the tape. The desks previously used were then wiped down with antibacterial cleaning methods. Steps
2 – 5 were then repeated with new petri dishes, wiping down the antibacterial cleaned desks. The petri dishes were then labelled on the tape on the side
of the dish with the corresponding desk number and 'antibacterial'. The six sealed petri dishes were then put into an incubator and left to incubate for
seven days. After the seven days, the six petri dishes were taken out of the incubator and the amount of bacterial growth was measured using the two
measuring methods (percentage coverage and colony counting) explained in the theory section and the results were then recorded in the results table.
Risk assessment
DangerSolution
Getting sick/infected by possibly dangerous bacteria and diseases.Do not put your face close to the petri dish and do not open it ever again once it has
been sealed up.
Electrocution by faulty wiring in the incubator.Do not touch the incubator if it looks broken or has loose
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The Silent Danger Of Triclosan
Chemistry 124
Profesor Stengle The Silent Danger of Triclosan
Bombs, nicotine and drugs are all dangerous substances which are quite evident yet things such as simple ingredients are not so clear in the danger
they pose . They actually are the ones that very dangerous and they happen to be laying right in your everyday essentials. There is an ingredient added
to your everyday consumer products to reduce antibacterial contamination yet instead is found to pose a threat to numerous things in every day life. It
posses danger heavily to individuals health in numerous ways as well as the environment. Triclosan is considered an antibiotic. Antibiotics are used for
ranges of infections caused by bacteria, including urinary tract infections, skin infections and infected wounds. Antibiotics work by blocking vital
processes in bacteria, killing the bacteria, or stopping them from multiplying. This helps the body 's natural immune system to fight the bacterial
infection. Antibiotics differ in the types of bacteria they work against. The scientific name of Triclosan is 5–Chloro–2–(2,4–dichlorophenoxy)phenol.
The formula is also C12H7Cl3O2. Numerous news stations, states and companies have covered this investigation and even banned it. Colgate's Total is
removing its products with ingredients of triclosan. They used scientistists to investigate and they came up with a 35 page summary on the toxicology
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Antibacterial Soap Discs
The objective of this lab was to measure the zones of inhibition of the discs that were soaked in different hand–cleansing agents/antibiotics and put in
agar plates that were swabbed with Escherichia coli culture. In order to do this, we used the Kirby–Bauer method. The Kirby–Bauer method is a test of
detect the antibiotic sensitivity to bacteria. The method is used by using antibacterial discs to see which bacteria are affected by those antibiotics. My
hypothesis, stated before the experiment, was that penicillin will have the smallest zone of inhibition because it is an antibiotic, and it will work the best.
Materials & Methods: The first task we had to perform in this lab was diluting an Escherichia coli culture and compare it to the ... Show more content
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The smallest inhibition zone was in plate four which was the Penicillin Disc, it had a diameter of 10 mm. The agent with the highest MIC was in the
plate four, the Penicillin Disc, and the agent with the lowest MIC was inplate five, the Chloramphenicol Disc. The higher the diameter, the lower the
MIC and the lower the diameter, the higher the MIC. There were a number of things we did not take in control of. We did not control for how long
each group passed their forceps through the flame. If everyone diluted their E. coli mixture with enough saline. And, for how long the antimicrobial
discs were soaking in the cleansing agents, some groups went first and put in the disks right after they were put into the cleansing agents, and some
groups went last after the discs absorbed most of the cleansing
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Bad Bacteria Research Paper
Human Microbe Bacteria surround us, they cover our bodies from our phalanges on our feet to the follicles of hair on our craniums. Therefore, it is
important to realize that while, the majority of these astounding microorganisms are beneficial, certain bacteria are devastating to our health. When
referring to bacterium there are two major categories that you may organize them by, are the beneficial bacterium or harmful bacterium. Beneficial
bacterium are those engaging in a symbiotic relationship when in human contact. An example of these would be the bacterium that line your intestines
that assist in the extraction of nutrients from food items. Harmful bacterium on the other hand are pathogens and viruses, all varying in severity but
all still harmful to our bodies. Examples of these types of bacterium would be Influenza, Listeria, and E. coli. In this experiment we are using a variety
of common cleaning agents to test the overall efficiency of eradicating bacterium and then continuing to keep their growth rate at bay. These cleaning
agents are all incredibly common; available at any super market and they are listed as the following:... Show more content on Helpwriting.net ...
But, it is now being strenuously tested by the FDA to see if the advantages of its outstanding cleaning power outweigh the harmful antibacterial
ingredient Triclosan coming into contact with people. Antibacterial soap is in simply terms normal soap with one extra ingredient making it
antibacterial, in most cases this ingredient is Triclosan but it can also be Benzalkonium Chloride, Benzethonium Chloride, or Chloroxylenol. These
chemicals are especially efficient at exterminating bacterium but, they end up killing both beneficial and harmful bacterium alike making you cleaner
as well as more vulnerable to other bacterium or pathogens you may come in contact
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Antibacterial Products: A Silent Disaster
"If something has a benefit, and no harms, then you should likely use it. But if something has no benefits and potentially real harms, then you
shouldn't. The latter is the case with antibacterial products". (Carroll par. 1) The users of antibacterial products do not realize the harms of such, harms
which overpower the benefits. When the first antibacterial product, Penicillin, was invented in 1928 it was called a miracle. (Online Textbook of
Bacteriology pgs. 1–4) Deaths and illness were exponentially reduced, and penicillin saved countless lives during World War 2. By the 70s there were
many types of antibiotics, thus we thought we had "won the war against bacteria". We had cured major bacteria like Tuberculosis, Salmonella, and...
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However, the waste from these animals contain antibiotics which is ending up in our fertilizers, crops, streams, and dirt. (Eyes of Nye) The food we
are eating is tinged antibiotics and resistant bacteria, both of which are getting absorbed into our systems. (Meat without Drugs) Some think that
antibiotics are only malicious at "low levels", and are beneficial to animals and us. They say that animal products are safer and affordable because of
antibiotics and antibiotics "promote growth and health of animals and the abundance". (Smith p. 1) However, we can't excuse that animals aren't
being fed "low levels" of antibiotics as 18000 tons of antibiotics were fed to animals last year. We must get informed and know that the poultry we eat
are tinged with chemicals and superbugs. We, ourselves, are facing problems with antibacterial products from superbugs and Triclosan. Superbugs are
developing in relation to our overuse of antibiotics, and Triclosan (from antibacterial soap) is causing unsettling side–effects. Side–effects by Triclosan
are caused by it interfering with a body's thyroid hormone metabolism (life–sustaining chemical regulation). This causes our immune system to weaken,
birth defects, infertility, and cancer cells. (Beyond Pesticides p. 1; FDA s. 1–3) The bigger issue might be the overuse of antibiotics throughout the last
century. When a bacteria survives antibiotics it become a superbug, a resistant bacteria that is hard on the immune system and immune to
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The Antibacterial Qualities Of Leptospermums
The antibacterial qualities of Leptospermums have been known and utilized by the Indigenous people of both Australia and New Zealand for
thousands of years. Even the first of white settlers, chiefly Captain Cook, realized the healing capabilities the hardy shrub offered and coined the term
"tea tree" after its leaves were used to make a scurvy–curing tea (ref).
It is now almost 250 years since the days of scurvy and herbal remedies from sources such as the tea tree have never been part of such a large and
ever–growing market; not only in tea tree oil but also in the developing enterprise of Manuka honey. This honey has displayed its healing properties
across several clinical trials where it has been used to reduce inflammation, infection, acne and even fight antibiotic resistant bacteria (ref). The
effectiveness of Manuka honey as a herbal remedy has created large local and international markets (ref). This high demand, coupled with production
being limited to only Australia and New Zealand, means that opportunities and profits in Manuka honey are high. It is not a labour intensive business
but requires a large investment, making it ideal for a retired farmer or honey hobbyist who already has some equipment, a piece of land and/or a light
truck for transporting goods.
The Manuka honey itself is produced from the perennial flowers of either Leptospermum scoparium or Leptospermum polygalifolium. The former is
often referred to as the "Manuka tree" (ref) and is common
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Essay On The Antibacterial Effects Of Microorganisms
The main for the purpose of this study was to find out about the tolerance of Listeria monocytogenes towards quaternary ammonium compounds
(QAC). The antibacterial effects of disinfectants are crucial for the control of Listeria monocytogenes in food processing environments. Tolerance of L.
monocytogenes to sub lethal levels of disinfectants based on QAC is conferred by the resistant determinants qacH and bcrABC. The QAC based
disinfectants which are in common use in many food industries are found to have strains of qacH and bcrABC which are resistant to QAC. It helps in
the growth of these microorganisms with those particular strains (MГёretrГё et al., 2017).
In this study, a panel of 680 L.monocytogenes from nine Norwegian meat– and ... Show more content on Helpwriting.net ...
It is primarily a food borne infection and is particularly a problem on foods that are not cooked, including ready–to–eat (RTE) meats, smoked fish, soft
cheeses, unpasteurised dairy products, and even in fresh produce. Thermal processing if milk and meat may occur but post–processing contamination
does take place (Tiffany, 2015). L. monocytogenes that occur in food may originate in soils from farms, in slaughtering facilities, in food processing
plants and other equipment used in food manufacture. The elimination of this bacteria can be challenging as it forms very resistant biofilms (Oxaran et
al., 2017). Bacterial biofilms are defined as surface associated bacterial communities forming micro–colonies surrounded by a matrix of exo–polymers.
Biofilms confer to L. monocytogenes a greater resistance to antimicrobial agents and they allow microorganisms to resist to environmental changes and
cleaning/disinfection treatments (Tiffany, 2015). L. monocytogenes possess an ability to establish itself in equipment or production environments and
single strains of the microorganisms have been shown to reoccur in production environment over periods of years. The bacteria persist in
environmental niches like cracks, inside equipment that are protected from cleaning and disinfection routines (MГёretrГё et al., 2017).
Quaternary Ammonium Compounds
Quaternary ammonium
... Get more on HelpWriting.net ...

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Antibacterial Wipes Should Always Be On Hand In Offices

  • 1. Antibacterial Wipes Should Always Be On Hand In Offices Why Antibacterial Wipes Should Always be on Hand in Offices Even though office buildings have established a cleaning crew to clean the premises daily, individual offices should also do their part to keep the property clean. There are many ways to maintain a healthy and sanitary office space, from sweeping away clutter and throwing trash in the proper garbage receptacle. However, one of the easiest methods to keep offices clean is to have antibacterial wipes at the ready. Antibacterial wipes are single–use wipes that are pre–moistened with an antibacterial solution. They come in an easy–to–carry dispenser like a pack or tub and can be found in many stores. Though antibacterial wipes aren't superior to the latest cleaning technologies, they do ... Show more content on Helpwriting.net ... wiping of the face, hands, nose etc.). However, antibacterial wipes can be used to clean your office items as well. These wipes are capable of cleaning sticky pen holders, oily doorknobs, and anything that doesn't look or feel clean in your hands. Antibacterial wipes also minimize the spread of sickness and viruses. If you're experiencing the early signs of a cold, you can wipe your things with antibacterial wipes to ensure that no one in your office contacts the illness. Easy to Implement Since antibacterial wipes are accessible and easy to carry around, it's easier for office management to implement the product into the office cleanliness protocol. The management can ask their co–workers to bring their own pack of antibacterial wipes or supply some in the office bathrooms and stations. Antibacterial wipes are your quick and easy solutions to everyday office messes. They're easy to use and store. However, they can't take care of huge office messes or accidents. If your office in Dallas, Texas, is in dire need of a good clean, contact Valor Janitorial pronto. Our professional office cleaning service will make your property spotless in no time. Give us a call at ##phone## today for a free ... Get more on HelpWriting.net ...
  • 2. Efficacy Of Selected Honey On Certain Bacterial Species EFFICACY OF SELECTED HONEY ON CERTAIN BACTERIAL SPECIES Pinku Satnami*, P. Ganesh1, Arup Konwar2 and J. Rajesh Prabhu Singh3 Corresponding author address Research Scholar, Department of Microbiology, Faculty of Science, Annamalai University, Annamalai Nagar, Tamil Nadu, India. Email: pinkusatnami89@gmail.com Mobile No: +918148774798 Co–author address: 1.Assistant Professor, Department of Microbiology, Faculty of Science, Annamalai University, Annamalai Nagar, Tamil Nadu 2.M. Sc. in Microbiology, Division of Microbiology, Faculty of Agriculture, Annamalai University, Annamalai Nagar, Tamil Nadu 3.Assistant Professor, Department of Zoology, Faculty of Science, Annamalai University, Annamalai Nagar, Tamil Nadu Abstract Honey is used as medicinal drug all over the world from the time immemorial. It has a great medicinal value and cures certain infection. The present work was undertaken with main objectives of collection of honey samples namely Marthandam Gin Honey, Lion Kashmir Honey, Eucalyptus Honey and Natural honey from different locations of Tamil Nadu and Assam and check antibacterial activity against five different bacterial species viz. Staphylococcus lactis, Proteus vulgaris, Pseudomonas fluorescens, Bacillus cereus and Lactobacillus acidophilis by disc diffusion methods. Among all the honey taken for the study Marthandam Gin Honey sample showed high inhibitory effect against all the Gram positive and Gram negative bacteria strains. Four different antibiotics were ... Get more on HelpWriting.net ...
  • 3. The Antibacterial And Antiseptic Impregnated Catheters Methodology Extraneous Variables It is very important for the researcher to control the extraneous variable that could affect the study results. The extraneous variables that would affect the results in this study include, the catheter material, the catheter care, and the method of obtaining the urine sample. To control the catheter material, this study will be using the antimicrobial and antiseptic–impregnated catheters instead of the standard catheters as recommended by the Centers for Disease Control and Prevention (CDC) 2009 guidelines because they are effective in reducing the risk of CAUTIs. To control the catheter care, the study will follow the CDC guidelines for routine catheter care by ensuring that all the indwelling urinary catheters (IUC) maintain a sealed drainage system, and an unobstructed urine flow. In addition, the nursing staff will be cleansing the meatal area daily with warm soapy water instead of antiseptics, while maintaining the standard precautions including hand hygiene and wearing of gloves while performing peri–urethral care. To control the procedure for obtaining urine sample, the study will use the CDC recommendation for collecting the urine sample aseptically, by aspirating the urine from the sampling port with a sterile syringe after thoroughly cleansing the port with an antiseptic wipe (Gould et al., n.d.). Instruments Choosing an instrument to measure study variables is a very crucial in research. If a researcher chose to use an existing ... Get more on HelpWriting.net ...
  • 4. Honey Uses on Wound [pic] [pic][pic] Training Correspondence Course [pic] CONTENTS 1. The company and the brand 2. The Medihoneyв„ў products 3. How to use Medihoneyв„ў wound products 4. Potential side effects 5. General questions 6. Medihoneyв„ў products for use on unbroken skin 7. References 8. Product range 8.1 Medihoneyв„ў Antibacterial Medical Honeyв„ў 8.2 Medihoneyв„ў Antibacterial Wound Gelв„ў 8.3 Medihoneyв„ў Derma Cream 8.4 Medihoneyв„ў Barrier Cream [pic] Comvita NZ Limited Wilson Road South Private Bag 1 Te Puke 3153 0800 504 959 This document, or part of, may not be reproduced or transmitted in any form without the ... Show more content on Helpwriting.net ... Recently advanced biomedical research has identified specific plants that produce honey with exceptional antibacterial properties i.e. Leptospermum sp., of which Manuka is the best recognised. This property is extremely stable and can be referred to as 'non–peroxide activity'. The specific honey 'blend' used in the Medihoneyв„ў antibacterial honey has been developed to maximize honey's potential to heal. 4) There are more published research articles on the Medihoneyв„ў products than any other honey brand, giving end–users confidence in the products. Medihoneyв„ў dressings are currently
  • 5. used by hospitals worldwide and an ongoing research programme is in place. 2.0 The Medihoneyв„ў Products What are the Medihoneyв„ў products? Currently the Medihoneyв„ў range includes an Antibacterial Medical HoneyTM and an Antibacterial Wound Gelв„ ў, which both come in a tube. Either of these is appropriate for application to an open wound. The range also includes a Derma Cream and a Barrier Cream, which both contain a range of natural ingredients including Medihoneyв„ў antibacterial honey. The Derma Cream is appropriate for dry skin conditions, while the Barrier cream will protect skin in 'wet' areas, such as under nappies. Medihoneyв„ў wound products Tell me more about each of these wound products? Medihoneyв„ў Antibacterial Wound Gelв„ў contains 80% Medihoneyв„ў antibacterial honey combined with 20% waxes. The waxes change the viscosity of the honey to provide ... Get more on HelpWriting.net ...
  • 6. Antibacterial Effects Of The Chloramphenicol Antibiotic On... The Antibacterial Effects of the Chloramphenicol Antibiotic on Escherichia coli Kenneth Tungol 12/10/2015 BIOL 1B Abstract Chloramphenicol is an antibiotic known to treat a broad range of bacteria. In this study, the effectiveness of Chloramphenicol was tested on the DH5О± strain of Escherichia coli. Knowing that varying the concentrations of Chloramphenicol will result in different effects on the E. coli strain, we conducted an experiment that agar–plated the E. coli with Chloramphenicol with concentrations together. The concentrations ranged from no antibiotic to excess antibiotic in hopes to find the minimum inhibitory concentration (MIC). The study yielded the MIC of Chloramphenicol to be 85Ојg/mL, determining the borderline between the effectiveness and the ineffectiveness of Chloramphenicol against the DH5О± strain. Introduction What is Chloramphenicol? Chloramphenicol is an antibiotic that originated from Streptomyces venequelae in 1947 and is the first antibiotic to be discovered as broad spectrum ("National Center," 2004). Broad–spectrum antibiotics are able to treat various types of bacteria. Chloramphenicol treats serious bacterial infections that are not treatable by other antibiotics ("Chloramphenicol Injection," n.d.). Since Chloramphenicol is a broad spectrum antibiotic, it is effective against both gram positive and gram–negative bacteria. It diffuses through the bacterial cell wall and reversibly binds to a receptor site on ... Get more on HelpWriting.net ...
  • 7. Pineapple (Ananas Comosus) Skin and Dusol (Kaempferia... Pineapple (Ananas comosus) skin and Dusol (Kaempferia galanga Linn.) Rhizome As Antibacterial Organic Soap A Science Investigatory Project Presented by: Romi Necq S. Abuel Bansud National High School Regional Science High School for Region IV –MIMAROPA Pag–asa, Bansud, Oriental Mindoro Abstract Many soaps in the market offer different kinds of benefits such as whitening the skin, treating various skin problems and removing bacteria from skin. But some may still produce bad results and some can be too expensive to purchase. But there are other options that can be made to have healthy skin. Pineapple is an abundant tropical fruit commonly found in humid and hot regions. Citric and malic acids are found in good ... Show more content on Helpwriting.net ... It also doesn't contain carcinogens, toxins and bad bacteria that may risk health. Second, it has huge amounts of nutrients that is easily absorbed by the skin for a more effective and efficient usage of the product. The said product is biodegradable, organic and it doesn't harm the environment even if it is burnt or disposed. It contains almost no amount of harmful chemical substances that can disrupt the ecological balance or worsen the condition of the global warming. Researchers in the near future may use the study in emphasizing the use of the pineapple or dusol extract as a main ingredient in the manufacture of soap or other products in relation to the study. Scope and Limitations of the Study This study is limited to the production of the experimental pineapple/dusol soap and the experimentation processes that followed. The experimentation
  • 8. was conducted from June to August 2012. Definition of Terms Psoriasis a skin disease usually marked by red scaly patches. Rashes an outbreak in the surface of the skin which that is often reddish and itchy. Acne a disease of the oil–secreting glands of the skin that often affects adolescents, producing eruptions on the face, neck, and shoulders that can leave pitted scars. Ringworm a fungal disease of the skin, scalp or nails in which intensely itchy ring–shaped patches develop. Infection is transmitted to humans from pets or ... Get more on HelpWriting.net ...
  • 9. Antibacterial Agent- Ticlosan Ponderable One: Soap Opera In the article the FDA is revisiting the safety of an antibacterial agent called Ticlosan, because they recently discovered it is interfering with the hormone levels in lab animals and that it could be a causative agent of the growth of drug resistant bacteria. If new regulations are put into action manufacturing companies companies will have to prove the effectiveness of antibacterial soaps over water and soap. If you were to wash your hand without antimicrobial soap, a number of reactions would take place. Bacteria and other microorganisms would be able to get past some of your bodies first defenses without any effort to them. There are many components to antimicrobial soap that are active against microorganisms; one common component is called Triclosan ("What Makes Antibacterial Soap Antibacterial?" 2014). The bacteria would release a bacterial enzyme that would bind to a substrate released by your body and start a chemical reaction infecting the cells with the bacteria it holds. However, antimicrobial soap has many different components that act as a blocker to these enzymes. Triclosan specifically blocks the bacteria from binding to the active site on the enzyme ("What Makes Antibacterial Soap Antibacterial?" 2014). When Triclosan is activated it prevents the growth of the fatty acid chain which build and strength the cell's membrane. Without a plasma membrane the cell cannot thrive and will be killed or destroyed by other cells. The U.S. ... Get more on HelpWriting.net ...
  • 10. Antibiotic Resistance Bacteria And Antibacterial Effects... Abstract: The alarming resurgence of antibiotic resistance bacteria has focused attention on the need for new resources to antibiotic discovery. Among the natural antibiotic sources, snake venoms have been confirmed as a promising source for discovery and development of novel antibacterial agents. In this proposed research, we will screen venoms from three different subspecies of Agkistrodon snake for antibacterial effects on seven different bacterial strains including Escherichia coli and Staphylococcus aureus. The expected results from this proposed project are anticipated to be a prelude to future further isolation of specific venom component with antibacterial effect and examining the specific role of snake component in antibacterial mechanism. Introduction: The prevalence of bacterial resistance to common antibiotics is considered as a potentially serious threat to public health as bacteria are remarkably proficient at adapting to environmental stress, and have evolved the mechanism of antibiotic resistance (Alanis, 2005; Chan, 2012). Further, as some antibiotics elicit side effects and a dramatic decrease in the rate of development of new antibiotics (Piddock, 2012; Tremolieres et al., 2010), there is nevertheless
  • 11. an urgent need to intensive search antibacterial agents with novel modes of controlling bacteria, particularly the human pathogenic bacteria such as S. aureus from diverse natural antibiotic sources including bacteria, fungi and mammals. ... Get more on HelpWriting.net ...
  • 12. Antibacterial Colonies Lab Report The purpose of this experiment was to investigate the growth of bacterial colonies on two test subjects. With reasoning, the door knob and the inside of the sink appeared to be the better choices due to the fact that the door knob comes in contact with every student who enters and leaves the classroom and the second choice was the sink because it gets a daily use as well, at least by anyone who needs to drain something or wash their hands. The null hypothesis stated that the door handle was going to be home to more bacterial colonies because of the regular grabbing and the average human hand contains hundreds of thousands of genetically distinct bacteria. However, based on the collection of data, the sink harvested far more colonies than we could count in the petri dishes. Concluding the end with a t–value of +/– 2.9436. By analyzing the data, concluding the t–value rejected the null hypothesis. Introduction The human ... Show more content on Helpwriting.net ... After further analysis of the results its clear to understand why the sink had so many more colonies. According to a study done by Yamagata University Hospital in Japan (1993) they realized that as they continue to clean surfaces bacteria began to pop up even after the cleaning due to the bacteria building up some sort of immunity to the disinfectant which led us the result that in our lab the bacteria in the sink progresses over time, builds the immunity and reproduces. An item that raised an eyebrow was why the control subject had a colony but this is merely due to human error most likely to contamination on something before rubbing the petri dish. For future reference, it would be a better idea to think about bacteria disinfectant resistance into play. According to Cambridge University (2015) bacteria is always going to be around humans and on humans but it is not something that we must worry too much because it is not always a health ... Get more on HelpWriting.net ...
  • 13. The And Chemical Kill Off Bacteria kground Research: I will be experimenting how well different products, natural and chemical kill off bacteria. I'll be testing different products such as Vinegar, Manuka honey, Ajax, tea tree oil and Dettol Hand Sanitizer. By testing the rate at which these products kill off bacteria I will be able to determine the most effective products and compare the differences between each products efficiency. Vinegar: Vinegar has been efficiently tested in killingbacteria. An experiment done in February 201 found that Vinegar has a large effect on reducing Tuberculosis mycobacteria. Claudia Cortesia and Howard Takiff from Venezuelan Institute of Scientific Investigation in Caracas collaborated with Catherin Vilcheze and William Jacobs Jr. from Albert Einstein Collage of medicine in New York in testing TB strains of bacteria's reaction to 6% solution of acetic acid. They found that " exposure to 6% acetic acid, just slightly more concentrated then supermarket vinegar, for 30 minutes, reduced the number of TB mycobacteria from around 100 million to undetectable levels." (Cortesia, Vilcheze and Bernut) Manuka Honey: honey contains hydrogen peroxide which is what gives it its antibiotic quality however some Manuka honeys have a unusual non– peroxide type of antibacterial activity, Manuka Honey with the non–peroxide characteristic is known as 'Active Manuka Honey.' Manuka honey without the non–peroxide characteristic get their antibacterial properties from Hydrogen Peroxide. " The ... Get more on HelpWriting.net ...
  • 14. Antibacterial Studies Of Some Bisindolizine Compounds ANTIBACTERIAL STUDIES OF SOME BISINDOLIZINE COMPOUNDS M. Sheela Gopal1, E.S Bindiya3 and I. Anitha2* 1. TMJM Govt. College, Manimalakunnu, Ernakulam, Kerala– 686662, India. 2. Postgraduate and Research Department of Chemistry, Maharaja's College, Ernakulam, Kerala– 682011, India Tel.8089370720 Fax:04842363038 Email : dranithagirishkumar@gmail.com 3. Department of Biotechnology, Cochin University of Science and Techn Cochin, Kerala 660022, India. ABSTRACT A number of heterocyclic bisindolizine derivatives carrying a variety of ... Show more content on Helpwriting.net ... It is essential to discover new drugs with less resistance (Navan et al, 2011). A number of heterocyclic compounds are known and have been shown to possess pharmacological activities. The significant one among them is that containing ring junction nitrogen. The presence of these systems are rare in natural products, but important in many studies for preparation of potentially, biologically active analogues. Indolizines are such type of systems, which contain ring junction nitrogen and are very rare in nature (Srikanth et al, 2011). Most indolizine compounds present interesting pharmacological effects (Singh and Mmatli, 2011) and several biologically active indolizines were reported to possess biological activities like; anti–inflammatory activities (Malone et al, 1998). Other activities reported are antiviral, antitumor and analgesic activity (Gubin et al, 1992, Bolle et al, 2004, Campagna et al, 1990, Pearson and Guo, 2001, Artico et al, 1989). Due to their strong fluorescence in the UVvisible region, the photophysical properties of some indolizines have already been reported (Delattre et al, 2005, Rotaru et al, 2009). As a consequence of their importance in many research fields, there is a growing interest on the synthesis of indolizine derivatives. Although many synthetic methods are available in the literature, (Li and Chua, 2011, Kostik et al, 2001) a frequently employed approach is the 1, 3–dipolar cycloaddition of ... Get more on HelpWriting.net ...
  • 15. Antiseptic Lab The Relation of Antiseptics and Bacteria Growth Purpose: To explore the effectiveness of different levels of concentration of antiseptic and antibacterial products' prevention of bacterial growth. Question: Amongst common household products, which antiseptic and level of concentration is more effective at inhibiting the growth ofbacteria? Introduction: Antiseptics are antimicrobial substances used on living tissue to reduce the possibility of infection, putrefaction or sepsis. The word "anti" is for against and the word "septic" is for infection. Antibacterial products are antiseptics that are proven to act against bacteria. Bacteria need a food supply, moisture, a certain temperature, a certain level of acidity and in most cases ... Show more content on Helpwriting.net ... 12.Clean up materials. Figure 1 Figure 2 Observations: Antibacterial and Antiseptic Products' prevention of Bacteria Growth Antibacterial/Antiseptic productConcentrationMeasurement of zone of inhibition (mm) Mean length of inhibition zone(length excluding disk) Mean area in (mm2 )Description of bacteria growth Mouthwash1x6.37591.9–medium ring of inhibition, almost fully undisturbed by bacteria 1/10x2.528.46–small ring of inhibition, some bacteria growing over 1/20x1.7518.89–very slight ring of inhibition 0x00–entire section covered in bacteria Mr. Clean1x12.5240.41–relatively large ring of inhibition around disk, undisturbed by bacteria growth 1/10x684.78–medium ring of inhibition, almost fully undisturbed ring (by bacteria) 1/20x3.37540.73– small ring of inhibition 0x00–entire section covered in bacteria Dish Detergent1x15.375330.40 –large ring of inhibition around disk, bacteria growth is circular around ring, not growing over 1/10x8.5165.05–medium ring of inhibition, some sections slightly grown over with bacteria, not perfect circle 1/20x1.62517.38–very slight ring of inhibition 0x00–entire section covered in bacteria Bleach1x0.757.51–small ring of inhibition around disk where there is no bacteria growth 1/100.76.19–slight zone of inhibition where there is less
  • 16. bacteria but not a large zone of complete prevention 1/20x00–no change in ... Get more on HelpWriting.net ...
  • 17. Advantages Of Antibacterial Soaps Antibacterial soaps are a trend these days. Every day we see various advertisements about the advantages of using antibacterial soaps that they helps us get rid of the harmful microorganisms and they can help get rid of the bacteria that get attached to our skin from our environment or from elsewhere; that they will make us healthy and will save us from getting diseases due to the pathogens on our skin (most importantly hands as they can transfer the pathogens into our gastrointestinal system). They will make our lives more healthier and better(Aiello et. al. 2007 ). Antibacterial agents like triclosan, triclocarbon are used frequently. They target the microorganism present on the skin. People use them and feel satisfaction but are these antibacterial products really that beneficial for us or are they causing harm to us? Bacteria was discovered by Anton van Leeuwenhoek in 1674 (Benson et al . 2001). Koch's germ theory explains the diseases caused by bacteria (Benson et al . 2001). Soon after this, hand washing was considered necessary for staying healthy. In the 1950s & 1960s, triclosan and triclocarbon, were first introduced . Trioclosan is an active ingredient in most antibacterial soaps. Many ... Show more content on Helpwriting.net ... It's mechanism is said to be similar to triclosan i.e. it inhibits fatty acid synthesis. It blocks the active site of the enzyme known as enoyl–acyl carrier protein reductase (ENR ) thus preventing the bacteria from making lipid, phospholipids, lipopolysaccharide and lipoprotein. (Walsh et. al. 2002). Exposure of low levels of triclocarban to organisms like fish, algae and humans kill weak microorganisms and it allows strong and resistant microorganisms to grow. Microbes grow resistant to antibacterial agents as they acquire resistant genes. When the resistant microorganisms are revealed to antibacterial/antimicrobial agents, their expression of genes is increased that confer the resistance. (Chalew et. al. ... Get more on HelpWriting.net ...
  • 18. Antibacterial Antibiotics And Its Effects On The Growth... Antibacterial antibiotics are a substance present in fungi, which inhibits the growth and production of bacterial infections. The discovery of the first antibiotic, penicillin, was a turning point in medical history, as illnesses that were once perceived as difficult to treat or even fatal, now had a possible treatment. After the discovery of penicillin, the misuse and overuse of antibiotics become common in many different professions. This has resulted in bacteria becoming less easily detected due to structural changes, with some even being multi–resistant, such as Methicillin–resistant Staphylococcus aureus (MRSA), Multidrug–resistant tuberculosis (MDR–TB) and Vancomycin–resistant Staphylococcus aureus (VRSA) (Williams 2014). Types of antibiotics Antibiotics were produced in the late 1940s, with 1950s–1970s being the golden age for discovery of antibiotics and overall, antibiotics are classed into 17 groups, with penicillin and vancomycin being two different classes of antibiotics (Zuchora–Walske 2013). Williams (2014) states that 'antibiotics are classified according the mechanism of action, chemical structure or if of broad or narrow spectrum.' Board spectrum antibiotics are effective against multiple types of bacteria, while narrow spectrum are only effective against specific, i.e. fewer bacteria. A method of determining antibiotic response to particular bacterium, as well as its cell wall structure is by Gram–staining, which tests the bacteria's cell wall and its ... Get more on HelpWriting.net ...
  • 19. Penicillin: The Development Of Antibacterial Infections Antibiotic development is one of the modern marvels of medicine. This is the first external tool that people have to fight against bacterial infections. The first drug developed was Penicillin. This medication is so effective that it is still used today. From its structure, every other antibacterial drug was developed. Today, there are hundreds of options available for treating infections. Unfortunately, this has had significant ramifications on the development of resistance to these medications. As the infections continue to learn and evolve, it is important that people educate themselves on what this means and the impacts it has. First, antibiotic resistance is the ability of infections to evolve. These new adaptations will frequently allow an infection to withstand attacks from a drug it previously could not handle. When physicians treat infections with drugs, the drug kills off all of the bacteria that cannot stand up to the medication. Sometimes, a few bacteria remain that were able to combat the drug. These bacteria continue to grow and reproduce. As a result, all of its offspring also have the DNA necessary to fight off the medication. These... Show more content on Helpwriting.net ... Over the years, pharmaceutical companies have developed multiple medicines that all have the same mechanism of action. This makes the treatments equivalent. Hospitals can prefer one drug over another for no reason at all. Over the years, bacteria at different hospitals have become resistant to different medications because these are the most popular medications in those locations. Hospitals know that this problem exists. Hospitals are diligent about tracking the antibiotic resistance specific to the common infections in their own hospital system. They publish guidelines for physicians regularly. This helps to guide physicians in choosing medications that both treat the infection and prevent the development of ... Get more on HelpWriting.net ...
  • 20. Antibacterial Properties of Essential Oils Essay Present study proves that, citrus fruit juices are great antimicrobial agents against certain microorganism and they can be used as medicine for treatment of bacterial infections. The tests of antimicrobial activity and the MIC assays showed promising results that fresh citrus fruit juices are good in killing bacteria. (Bansode.DS et al., IRJP 2012) Lemon is one of the Family Rutaceae. It is prepared primarily for its alkaloids, which having anticancer activities and the antibacterial properties. (Kawaii et al., 2000) Antimicrobial potential of the citrus peel extract is directly concerned with the components that they have. The studies showed that essential oils, protopine and corydaline alkaloids, lactons, polyacetylene, acyclic ... Show more content on Helpwriting.net ... ECCLES,1994) The effect of herbs and spices has been successfully done in food application. As several experiment had being conducted. This was due to the present of essential oils, which act as antibacterial substances, which inhibit the growth of bacteria. In–food and in vitro the only experiment that had being successfully applied. (M.M Tajkarimi, 2010) The condition when high vapor have a great effect on the effectiveness of essential oil as for this research 14 different types of essential oils that have being tested on few different bacteria example Staphylococcus. The effect when in high vapor is better the when leave the essential oils overnight. From the research the result was around 1 or 2 hours for the essential oils to diffuse into the agar. (Shigeharu Inouye, 2001) From the Sodium bicarbonate the effect of inhibition towards bacteria had identified as the sodium bicarbonate had alter the pH value of the surrounding and this had make the bacteria not it good condition which ... Get more on HelpWriting.net ...
  • 21. Types Of Antibacterial Resistance, Why Pharmaceutical... Have you ever had an infection before? Particularly, a bacterial infection. Millions of people are infected by means of bacteria per year in the United States alone (CDC 2017). At least two million of those residents are infected by bacteria that are resistant to the antibiotics that are currently on the market (CDC 2017). Bacterial infections are not the leading cause of mortality in the United States, but I believe that there is a need for a change in the way that the United States looks at antimicrobial research (CDC 2017). In this paper I will discuss the modes of antibacterial resistance, why pharmaceutical companies aren't researching new antibiotics, and why this is an important global issue. There are a few ways that bacteria can ... Show more content on Helpwriting.net ... Many people believe and fight for anti–biotics from their physician because they believe that anti–biotics will cure every illness that they have. My step–mother is one of those people. Many people do not realize that anti–biotics only kill bacteria, and many illness like the common cold, the flu, and sometimes even bronchitis are caused by viruses. Anti–biotics cannot kill a virus. So instead of getting rid of the virus that is infecting them, the normal flora of bacteria that is in their bodies are being killed, making them feel even worse (Fox, Linder, Doctor 2017). Another way that anti–biotic resistance is spreading through the prescription of the drugs is that people do not take all of the pills that are prescribed (Vrentas 2016). Usually people start to feel better halfway through the dosage of the anti–biotics, so they think that it is okay to stop taking the pills (Vrentas 2016). That is not the case. If the pack is not taken entirely then there are most likely still bacteria in the person's body from the infection (Vrentas 2016). Survival of the fittest comes into play, and the bacteria that have lasted longer than all of the others have a slight genetic variation in their genome that allows them to be better at fighting the drug the next time (Vrentas 2016). These stronger bacteria are also the bacteria that are going to grow and reproduce within the body ... Get more on HelpWriting.net ...
  • 22. Antibacterial Activity Of Selected Ethanolic Herbal... The objective of the study was to compare the synergistic antibacterial activity of Ciprofloxacin (CF) in presence of selected ethanolic herbal extracts and cow urine distillate. In this study antibacterial activity of ethanolic extracts of pepper (P), turmeric (T), zinger (Z), drumstick (D) and Cow urine distillate (CUD) were tested against ATCC strains of Staphylococcus aureus, Klebsiella pneumonia and clinical isolates of Pseudomonas aeruginosa and E–coli by cup plate diffusion method. Results showed that the test samples did not show any antimicrobial activity alone. However in combination with drug showed significant activity. Amongst the test samples combination of CF and P, CF and CUD, CF and Z and CF and T showed 5 to 50% increase activity when compared to the control. Further, tablets produced in combination with drug and test samples showed increased antimicrobial efficiency than the CF drug alone. Further, no drug excipient interaction was recorded. It can be concluded that ethanolic extracts of P, T, Z and CUD acts as bio–enhancers and use of such bioenhancers along with drug could improve the efficiency and can minimize the dose related adverse effects. Bioenhancer activity order found in Pepper > CUD > Turmeric > Zinger. All bioenhancer are more active in Klebsilla pneumonae than Escherichia coli, staphylococcus areus, and Pseudomonas aeruginosa. Key words: Bioenhancer, cup plate method, ciprofloxacin, pepper, cow urine distillate, turmeric, zinger. ... Get more on HelpWriting.net ...
  • 23. Use Of Medicinal Plant Is Increased Now Days As Bacteria... Use of medicinal plant is increased now days as bacteria have developed resistance to modern medicines. L. inermis is used in various cosmetic things such as dye from the earlier times but this plant also has good medicinal value due to the presence of various phytochemicals. These phytochemical constituents are responsible for various biological activities 22. The present study was conducted to identify the phytochemical constituents also their biological role and antibacterial activity in L. inermis leaves. As shown in table no 1, the percentage yield of methanolic extract of L. inermis is 17% while recovery yield of Hexane, ethyl acetate and methanol fractions are 4%, 5.7% and 70%, respectively. It indicates that approximately 20% was lost during the fractionation. Kawo and Kwa 57 reported 1.8% ethyl acetate fraction yield which is lower than our report while recovery yield of aq. methanolic fractions is higher (87.19%) than our reported value. The result of phytochemical study confirmed the presence of various primary and secondary metabolites such as flavanoids, carbohydrates, quinones, steroids and phenols. Presence of these phytochemicals in Lawsonia inermis leaves extracts are responsible for various biological activities such as antibacterial, antioxidant, anti–inflammatory activities, etc. 58. Most of the phytochemicals are present in extract and its fraction in our study. Whereas protein was found to be absent in extract as well as in its fractions. GC–MS ... Get more on HelpWriting.net ...
  • 24. F. D. A. Bans: Article Analysis In this article, "F.D.A. Bans Sale of Many Antibacterial Soaps, Saying Risks Outweigh Benefits" announces the FDA's ban on soaps that contain the 19 different antibacterial chemicals and has given the soap industry a year to take them out of their products. The rule only applies to hand washes and soap. Public health experts celebrated the ban because they had been pushing the agency to regulate antimicrobial chemicals, warning that they risk scrambling hormones in children and promoting drug–resistant infections. "Both Johnson & Johnson and Procter & Gamble announced their intention to phase out the chemicals in their products before the rule was made final", said Dr. Theresa Michele, the director of the division of nonprescription drug products ... Get more on HelpWriting.net ...
  • 25. Antimicrobial Resistance : Antibacterial Resistance There is no doubt that antimicrobial agents have saved the human kind from a lot infectious diseases. A few years after the discovery of the first antibiotics, scientists made the observation that some organisms could still survive the effects of the antimicrobial agents. That was the beginning of the concern that different microorganisms were getting resistance in their previously harmful agents. That is known today as antimicrobial resistance. (Sosa et al., 2010) Nowadays, Antimicrobial Resistance (AMR) is one of the most severe jeopardies to public health worldwide, especially in some countries such as USA, India and Greece. For instance, in the US, deaths caused by Methicillin–resistant Staphylococcus aureus (MRSA), might be more than... Show more content on Helpwriting.net ... Moreover, antibiotic–resistant infections are very difficult to treat and most of the times the treatment is really costly. (Cdc.gov.,2015) The main causes of the problem are two pharmacological issues: (a) wide–spectrum antibiotics and (b) compliance. Wide–spectrum antibiotics are widely used to treat infections, either those caused by several different species or those for which diagnosis is too difficult or takes too much time. Of course, wide spectrum promises a wide range of clinical uses and sales but consequently contributes to resistance as it applies selective pressure. Compliance is another issue that has many aftermaths upon antimicrobial resistance. Patients often either miss drug doses, both by mistake and deliberately, or decide to stop the treatment prematurely when they feel better. In both cases, pathogens which are exposed to subinhibitory concentrations of antibiotics, survive and that consequently results in the greater chances of acquiring resistance. (Sosa et at., 2010) AMR has a great impact to humans globally. Studies have shown that patients' mortality and length of hospital stay are increased with resistant versus non–resistant pathogens. (Goff, 2011) In addition, healthcare costs are also dramatically higher for patients with antimicrobial–resistant infections. Patients infected with antimicrobial–resistant pathogens have higher costs, approximately US $6,000–30,000, than do patients ... Get more on HelpWriting.net ...
  • 26. A Research Study On Antibacterial Therapy Abstract: The bacteriophage ("phage") is a unique virus which is only capable of infecting bacterial cells, and therefore appears harmless to mammals, including humans. As a result, phage usage as an antibacterial therapy was first initiated in the early 1900's. However, with the introduction of antibiotics in the 1940's, phage therapy had essentially ceased in Western Europe and North America. Currently with the development of multi–drug resistant bacteria, a renewed interest in bacteriophage research has again emerged with emphasis not only on its antibacterial properties, but on its potential role in treating malignant diseases. In addition, in vitro "phage display" technology has been developed whereby a specific gene encoding a peptide/protein of interest can be inserted into the phage genome. The resulting peptide/protein is then "displayed" in the bacteriophage's viral coat where it can be extracted for analysis. The biology of the bacteriophage, together with recent research studies and selected applications, is reviewed with respect to its potential role in the future treatment of bacterial infections and cancer. The bacteriophage, a bacteria–destroying virus, whose name is derived from a combination of bacteria and the Greek word phagein ("to devour"), is considered to be the most abundant biological form on Earth and is about one–hundredth the size of bacteria (Schneider, 2014). They are found in virtually all aspects of the natural environment, ... Get more on HelpWriting.net ...
  • 27. Testing Various Disinfectants On Bacteria Covered... Disinfectants vs. Bacteria This project involves testing various disinfectants on bacteria covered toothbrushes to see which method is most effective. The three main methods of disinfectants are hydrogen peroxide, U.V rays to kill bacteria, and antibacterial soap. Learning what is in the various disinfectants that eliminate bacteria is beneficial to understanding the experiment. Bacteria are single–celled organisms that reproduce quickly. Pathogens are bacteria that cause sickness. Once the body is infected with pathogens, those bacteria reproduce and grow inside of cells in the body. As they grow, certain bacteria can make toxins; those toxins can damage the body's cells. Symptoms of a sickness can be caused by those toxins. Pathogens can be spread from one person to another through physical contact or contact with bodily fluids. Bacteria however can be killed by sterilization, cold temperatures, antiseptics, disinfectants, and pasteurization. The antibacterial soap mentioned is a disinfectant that reduces bacteria, which therefore reduces chance of infection. Hydrogen peroxide is an antiseptic that reduces bacteria. The difference between antibacterial soap and normal hand soap is triclosan or triclocarbon. Triclosan is an antibacterial compound in antibacterial soap and a potent synthetic chemical. The text states, "Triclosan is classified as a broad–spectrum antimicrobial agent because it is effective against a wide range of microbes; the term antimicrobial implies ... Get more on HelpWriting.net ...
  • 28. Community Associated MRSA Infection Community–associated MRSA is MRSA infections that occur in people that are healthy and to people that have not been in the hospital/had a medical procedure inside the previous year. Anyone can get CA–MRSA, however episodes have been seen in groups of people who live in congested settings /routinely share filthy substances. Poor cleanliness hones, for example, not disinfecting your hands, may spread the bacteria easily. Say you are a drug addict (hypothetically speaking) and you and your buddy are sharing a needle that you use to inject yourself with drugs, the bacteria on the needle can cause you to get community associated MRSA infections, and it could spread more through continuous contact. There would be brutal skin infections, it can first ... Show more content on Helpwriting.net ... 25 plant species were used in traditional medicine to treat skin disease and to treat antimicrobial (viral, bacterial or protozoan) infections. This experiment was to investigate the antimicrobial activity of traditional Ghanaian medicines with special interest in anti–methicillin–resistant/react–text Staphylococcus aureus (MRSA) activity. Chloroform, ethanol and aqueous extracts of these plants were arranged and agar–well diffusion tests, MIC's and MBC's were used to examine antimicrobial action. The extracts of 13 plant species showed the growth of one or more of the resulting bacteria, MRSA, methicillin–sensitive Staphylococcus aureus (MSSA), Streptococcus pyogenes, Escherichia coli, Pseudomonas aeruginosa and Proteus vulgaris. Extracts from 11 of these 13 plant species also inhibited the growth of three or more of 14 additional clinical isolates of MRSA. Aqueous extracts of Alchornea cordifolia were active against all 21 bacterial strains tested and showed the highest levels of antibacterial activity overall with MIC's against MRSA in the range of 1.6–3.1 mg ml and MBC's in the range of 6.3–12.5. The presence of antibacterial activity in extracts of Elaeophorbia drupifera, Rauwolfia vomitoria and the leaves of Solanum verbascifolium, plants traditionally used to treat skin infections, are reported for the first time. Extracts from Alchornea cordifolia, also used to treat wounds, had the widest spectrum of antibacterial ... Get more on HelpWriting.net ...
  • 29. Testing Various Disinfectants On Bacteria Covered... Grace Crecelius Research Paper 12/11/2015 Disinfectants vs. Bacteria This project involves testing various disinfectants on bacteria covered toothbrushes to see which method is most effective. The three main methods of disinfectants are hydrogen peroxide, U.V rays to kill bacteria, and antibacterial soap. Learning what is in the various disinfectants that eliminate bacteria is beneficial to understanding the experiment. Bacteria are single–celled organisms that reproduce quickly. Pathogens are bacteria that cause sickness. Once the body is infected with pathogens, those bacteria reproduce and grow inside of cells in the body. As they grow, certain bacteria can make toxins; those toxins can damage the body's cells. Symptoms of a sickness ... Show more content on Helpwriting.net ... Triclosan is hydrophobic, which means it does not dissolve well in water. However, triclosan does go through fatty substances like membranes of bacterial cells. Triclosan interferes with its target cell's regulating gene. In this case, the triclosan would interfere with the bacteria cell's regulating gene that carries out processes. Once in the microbe bacterial cells, triclosan poisons a specific enzyme that is used in making the microbe cell membranes. Even one molecule of triclosan permanently impedes the microbial enzyme. Triclosan is a strong antibiotic, even at low concentrations. The next source of disinfectant in the experiment is U.V light. U.V light is invisible radiation. Non–ionizing radiation from the U.V light brings a mutagenic effect by provoking electrons in molecules. Non–ionizing radiation means that there is not enough energy for electrons to be removed from atoms. The text states, "The excitation of electrons in DNA molecules often results in the formation of extra bonds between adjacent pyrimidines (specifically thymine) in DNA." (Furlong). Whenever two pyrimidines are bonded, it is called, pyramiding dimer. Dimers can change the shape of DNA is a cell, in this case bacteria cells, and can cause issues during replication. The bacteria cell might try to rebuild the pyramiding dimers previous to replication, but the repair mechanism can ... Get more on HelpWriting.net ...
  • 30. The Effects Of Antibacterial Resistance On Bacterial... Ceftazidime is a third generation cephalosporin antibiotic used to treat a number of bacterial infections, particularly Pseudomonas and other Gram negatives, and its activity relies on binding of essential penicillin–binding proteins (PBPs) (1). Despite its effectiveness against certain bacteria, there have been reports of rapidly increasing incidences of antibacterial resistance to ceftazidime caused by extended–spectrum ОІ–lactamase (ESBL)–producing Enterobacteriaceae (2). Recently, a new beta–lactam/beta–lactamase inhibitor combination, ceftazidime–avibactam (AVYCAZ) has shown to have "in vitro activity against Enterobacteriaceae in the presence of some beta–lactamases and extended–spectrum beta–lactamases" and is FDA–approved for treating complicated intra–abdominal infections as well as complicated urinary tract infections (1). Due to the resistance frequency of inpatient Enterobacteriaceae isolates at the University of Washington Medical Center (4), susceptibility testing of Ceftazidime and Ceftazidime–Avibactam are crucial to ensure antibiotic treatment efficacy and to take action to reduce the spread of multi–drug resistant bacteria in a hospital setting. The current primary gold standard method for MIC determination of Ceftazidime in non–fastidious Gram negative isolates at University of Washington Medical Center, Microbiology Clinical Laboratory is TREK SensitreВ® micro–broth dilution, a diagnostic tool that utilizes fluorescence technology to monitor the growth of ... Get more on HelpWriting.net ...
  • 31. Triclosan In The Fda In one of our research we found out that last October 2005 the FDA's Non–Prescription Drug Advisory Committee was tasked to discuss and investigate the benefits as well as the possible risks relating to the antibacterial products. The FDA's discussion commence in a request for further research regarding specific antibacterial product being sold in the market. The debate regarding different antiseptic products has focused mainly on the antibacterial bath soap in which most of these products contain triclosan or triclocarban. Although the FDA did not announce any formal regulations regarding the right percentage concentration of triclosan used in antibacterial products most of these products has a triclosan concentration raging from 0.1% to 0.45%. Triclocarban which is said to be a "cousin" of triclosan is also used in some antibacterial bath soap. Triclosan is a Polychloro phenoxy phenol usually called as an antibacterial ingredient used in different sanitizing products it is also... Show more content on Helpwriting.net ... In this review the researchers identified and summarized the result regarding the study about the effectiveness of triclosan when added to the antibacterial product like bath soaps in preventing the spread of infectious diseases. The researchers also studied the write–ups and journals containing the discussion of the tests that was performed in assessing the potential risks that triclosan and triclocarban might have been carrying which relates to the result of bacterial resistance to antibiotics. The researchers evaluate the evidences gathered regarding the benefits and the risk carried by triclosan and triclocarban. They then concluded and recommended to conduct further research and assessed the suggestions of the latest data in accordance to the regulation of products with ... Get more on HelpWriting.net ...
  • 32. Antimicrobial Drugs And Antibacterial Drugs Essay –Introduction: Antibiotics are an expansive class of antimicrobial drugs, also referred to as antibacterial agents, which are mainly used to overcome bacterial infections by either eliminating or inhibiting the growth of these infectious agents (Demain and Fang, 2000). Antibiotics, alongside vaccination, played a key role in revolutionizing medicine during the 20th century, as well as coming close to eradicating diseases such as tuberculosis (Berdy, 2005). Moreover, these antimicrobial drugs are majorly the reason behind extending the average life expectancy, where in the United States a dramatic increase from 47 years in 1900–1974 to 80 years in the year 2000 was concluded (Lederberg, 2000). It is reported that the actinomycete strain, Streptomyces griseus, which is originally isolated from soil, has capabilities of producing more than half of all antibiotics, as well as many other substances like extracellular enzymes and inhibitors (Nader, 2009, Yang and Wang, 1999, Kuzhadhaivel et al., 2000 and Nicole, 2002). Although this microorganism is an aerobic gram positive bacterium, streptomycetes are the source of numerous valuable antibiotics, such as Streptomycin, which is a potent antibiotic drug of extreme commercial importance. These secreted antimicrobial substances play major roles in the treatment of human and animal diseases (Vaurnakis, 1983). Additionally, it is proven that a minimum of 70 of the approximately 100 marketed antibiotics specific for treating human ... Get more on HelpWriting.net ...
  • 33. Investigating The Efficiency Of The Antibacterial... WHAT IS THE EFFICIENCY OF THE ANITBACTERIAL PROPERTIES OF SOME NAMED HANDWASHE DETERGENTS ON ESCHERIA COLI AND STAHPILOCOCCUS AUREUS? Aim: To investigate the efficiency of the antibacterial properties of some named hand–washes on Escherichia coli (E. coli) and staphylococcus aureus and in the process comparing the two bacteria species. The mutagen o be used will be dilute detergent paste. Introduction Bacteria constitute a large domain of the prokaryotic microorganisms. They come in different sizes and shapes and occupy varying niches in our biosphere. Some bacteria are very beneficial while others are pathogenic in nature. Pathogenic bacteria can pose danger to the human species as they are disease causing, and it is therefore imperative that people take caution to prevent contact with such bacteria and therefore avoid some diseases. One of the very basic ways of avoiding bacterial infections is a habit of hand–washing. Hand–washing has been used from time immemorial for hygienic, religious and cultural practices. Hand–washing is highly encouraged in hospitals and in industries that deal with food production and delivery. Washing hands with water alone is not an effective way to get rid of harmful bacteria on the surface of the skin. The use of soaps and detergents which have special chemical properties make it possible for humans to get rid of the bacteria. The extent to which the use of hand–washing detergents eliminates bacteria is the main objective of this ... Get more on HelpWriting.net ...
  • 34. Antibacterial Agents in the Therapy of Urinary Tract... SECTION TWO 1.Which antibacterial agent(s) would be effective in the therapy of Mr BT's urinary tract infection? Cephalexin and Gentamicin would be effective since they are equally sensitive to the pseudomonas aeruginosa microbe which implies they will kill the microbe and work against the bacteria. 2.State the mechanisms of action of each of these agents. Cephalexin, is a beta–lactam antibiotic. The antibiotic binds to specific penicillin–binding proteins positioned inside the bacterial cell wall, this inhibits the third and last stage of bacterial cell wall synthesis. The consequences are fatal to the susceptible bacteria but comparatively harmless for the human cells because the latter does not possess such a structure. Cell ... Show more content on Helpwriting.net ... 3.Outline the pathophysiology underlying Mr BT's hypersensitivity to penicillin Mr BT has a medical history of hypersensitivity to penicillin, this indicates that he has a penicillin allergy. Penicillin allergy happens when theimmune system reacts to the drug as if it were a dangerous substance instead of a helpful remedy. The immune system activates certain cells to produce immunoglobulin E (IgE) antibodies to fight the component of penicillin to which the patient is allergic too. Chemicals release by the immune cells can cause the signs and symptoms related with an allergic reaction. Penicillin is a simple structure and of low molecular weight. It has been identified that low molecular weight substances are able to illicit immune responses are called haptens. Alone, haptens cannot cause an immune response it must bind to innate proteins in the plasma and cell surfaces to form hapten–carrier complexes. Most haptens are the breakdown products which are isomers of penicillin (Neal & Michael, 2012). The beta–lactam ring is unsteady and when it binds to a protein it acylates lysine residues bring about in a penicilloyl epitope known as benzylpenicilloyl .These hapten–carrier complexes are recognized as antigen by IgE on mast cells and basophiles (Neal & Michael, 2012). 4.Given the fact that Mr BT is allergic to penicillins, is cephalexin therapy contraindicated here? Yes, the use of cephalosporin will produce hypersensitivity
  • 35. ... Get more on HelpWriting.net ...
  • 36. Alexander Flemming: The Antibacterial Enzyme Alexander Flemming was a scientist that discovered the enzyme lysozyme in 1923 when he accidently mixed the mucous fom the patient in the culture contain bacteria and the bacteria was dead. That is whee he took a closer look at the properties of the mucous from the patient and found the antibacterial enzyme. Lysozyme is one of many proteolytic ezyme foud in the body. It is a first defense system in the body that can destroyed bacterial cell wall. Lysozyme is very effective against gram positive bactreia because they have peptidoglycan cell wall and it is make the lysozyme very uneffective against bacteria that made of other other polysaccharide. Lysozyme mostly found in the bodily fluid such as salive, tears, human milk and also mucous. Newborn babies that fed with the ... Show more content on Helpwriting.net ... It specifically catalyzing hydrolysis 1,4–beta–linkage between N–acetylmuramic acid and N–acetyl–D–glucosamine which are a very sturdy bond in the bacterial cell. This is where the lysozyme is targeted. In the mucous membrane, there is antimicrobial compounds such as lysozyme and secretory antibodies (IgA). Lysozyme can kill the bacteria but it less effective against the infection. Present of the lysozyme inhibit or kill the bacteria before they can colonized either in the mouth, eye or in other mucous secretion. Throughout this experiment, the lysozyme activity was determine using agarose lysoplate method. Using the sample collected the experiment was conducted within several days to see the clear zone, but the result obtained did not showed any clear zone even after added the coomassie brilliant blue stain. This may due to the plate bacteria inside the plate was dead when the sample was loadedin the well. There is possibility that bacteria was dead because the present of the bacteria in the plate cannot be seen and mybe the environment or the condition in the plate was not favourable for the bacteria to stay ... Get more on HelpWriting.net ...
  • 37. The Intestinal Tract Of Human And Animals Bacteria are micro–organisms that inhabit and play a functional role in the intestinal tract of human and animals. (USA Government , 2012). The intestinal tract of humans is colonized by a complex range of micro–organism including Escherichia coli (E.coli) which exists as part of the natural flora of human gut. These micro–organisms have many beneficial functions including the production of vitamin K2 (MNT, 2013). Strains of E.coli are generally not pathogenic to humans except for toxigenic strains. E.coli O157:H7 is a toxic producing strain which causes abdominal pain, nausea, bloody diarrhoea and cramping. These symptoms are often associated with food poisoning caused by E.coli O157:H7. In healthy adult symptoms may last for 5–7 days however in high risk groups such as the young or elderly, disease may progress and effect kidney function commonly known a haemolytic uremic syndrome. (MNT, 2013). Many bacterial infections are treated with anti–bacterial agents such as antibiotics. However, due to the uncontrolled use of antibiotics, particularly the prescribing of antibiotics to treat common viral colds and flu, microbial resistance to antibiotic has dramatically increased. (The Health Gazette, n.d.). Scientist have warned that E.coli which has previously been sensitive to antibiotics, is becoming resistant to more antibiotics and in future could become as resistant to antibiotics like that of Methicillin Resistant Staphylococcus aureus (MRSA). In addition, there is a ... Get more on HelpWriting.net ...
  • 38. Growth Of Bacteria Lab Report Aim To compare the growth of bacteria obtained from school desks that have been cleaned with both antibacterial and nonantibacterial cleaning methods. Theory Bacteria are typically prokaryotic microorganisms that come in shapes alike spheres, spirals and rods and are usually a few micrometres in size. There is an estimated amount of one nonillion (гЂ–10гЂ—^30) bacterial species found on Earth. They are found in most of the earths habitats including soil, water, acidic and radioactive environments. They are asexual and reproduce by cell division (binary fission) which contains three different processes, Elongation (Biosynthesis of a new cell wall and membrane), DNA replication (Duplication of the cell's chromosome) and finally cell division (the ... Show more content on Helpwriting.net ... Steps 2 – 5 were repeated for each desk that was previously cleaned with non–antibacterial cleaning methods. Each petri dish was then labelled either desk 1, 2 or 3 and next that 'non–antibacterial' on the tape. The desks previously used were then wiped down with antibacterial cleaning methods. Steps 2 – 5 were then repeated with new petri dishes, wiping down the antibacterial cleaned desks. The petri dishes were then labelled on the tape on the side of the dish with the corresponding desk number and 'antibacterial'. The six sealed petri dishes were then put into an incubator and left to incubate for seven days. After the seven days, the six petri dishes were taken out of the incubator and the amount of bacterial growth was measured using the two measuring methods (percentage coverage and colony counting) explained in the theory section and the results were then recorded in the results table. Risk assessment DangerSolution Getting sick/infected by possibly dangerous bacteria and diseases.Do not put your face close to the petri dish and do not open it ever again once it has been sealed up. Electrocution by faulty wiring in the incubator.Do not touch the incubator if it looks broken or has loose ... Get more on HelpWriting.net ...
  • 39. The Silent Danger Of Triclosan Chemistry 124 Profesor Stengle The Silent Danger of Triclosan Bombs, nicotine and drugs are all dangerous substances which are quite evident yet things such as simple ingredients are not so clear in the danger they pose . They actually are the ones that very dangerous and they happen to be laying right in your everyday essentials. There is an ingredient added to your everyday consumer products to reduce antibacterial contamination yet instead is found to pose a threat to numerous things in every day life. It posses danger heavily to individuals health in numerous ways as well as the environment. Triclosan is considered an antibiotic. Antibiotics are used for ranges of infections caused by bacteria, including urinary tract infections, skin infections and infected wounds. Antibiotics work by blocking vital processes in bacteria, killing the bacteria, or stopping them from multiplying. This helps the body 's natural immune system to fight the bacterial infection. Antibiotics differ in the types of bacteria they work against. The scientific name of Triclosan is 5–Chloro–2–(2,4–dichlorophenoxy)phenol. The formula is also C12H7Cl3O2. Numerous news stations, states and companies have covered this investigation and even banned it. Colgate's Total is removing its products with ingredients of triclosan. They used scientistists to investigate and they came up with a 35 page summary on the toxicology ... Get more on HelpWriting.net ...
  • 40. Antibacterial Soap Discs The objective of this lab was to measure the zones of inhibition of the discs that were soaked in different hand–cleansing agents/antibiotics and put in agar plates that were swabbed with Escherichia coli culture. In order to do this, we used the Kirby–Bauer method. The Kirby–Bauer method is a test of detect the antibiotic sensitivity to bacteria. The method is used by using antibacterial discs to see which bacteria are affected by those antibiotics. My hypothesis, stated before the experiment, was that penicillin will have the smallest zone of inhibition because it is an antibiotic, and it will work the best. Materials & Methods: The first task we had to perform in this lab was diluting an Escherichia coli culture and compare it to the ... Show more content on Helpwriting.net ... The smallest inhibition zone was in plate four which was the Penicillin Disc, it had a diameter of 10 mm. The agent with the highest MIC was in the plate four, the Penicillin Disc, and the agent with the lowest MIC was inplate five, the Chloramphenicol Disc. The higher the diameter, the lower the MIC and the lower the diameter, the higher the MIC. There were a number of things we did not take in control of. We did not control for how long each group passed their forceps through the flame. If everyone diluted their E. coli mixture with enough saline. And, for how long the antimicrobial discs were soaking in the cleansing agents, some groups went first and put in the disks right after they were put into the cleansing agents, and some groups went last after the discs absorbed most of the cleansing ... Get more on HelpWriting.net ...
  • 41. Bad Bacteria Research Paper Human Microbe Bacteria surround us, they cover our bodies from our phalanges on our feet to the follicles of hair on our craniums. Therefore, it is important to realize that while, the majority of these astounding microorganisms are beneficial, certain bacteria are devastating to our health. When referring to bacterium there are two major categories that you may organize them by, are the beneficial bacterium or harmful bacterium. Beneficial bacterium are those engaging in a symbiotic relationship when in human contact. An example of these would be the bacterium that line your intestines that assist in the extraction of nutrients from food items. Harmful bacterium on the other hand are pathogens and viruses, all varying in severity but all still harmful to our bodies. Examples of these types of bacterium would be Influenza, Listeria, and E. coli. In this experiment we are using a variety of common cleaning agents to test the overall efficiency of eradicating bacterium and then continuing to keep their growth rate at bay. These cleaning agents are all incredibly common; available at any super market and they are listed as the following:... Show more content on Helpwriting.net ... But, it is now being strenuously tested by the FDA to see if the advantages of its outstanding cleaning power outweigh the harmful antibacterial ingredient Triclosan coming into contact with people. Antibacterial soap is in simply terms normal soap with one extra ingredient making it antibacterial, in most cases this ingredient is Triclosan but it can also be Benzalkonium Chloride, Benzethonium Chloride, or Chloroxylenol. These chemicals are especially efficient at exterminating bacterium but, they end up killing both beneficial and harmful bacterium alike making you cleaner as well as more vulnerable to other bacterium or pathogens you may come in contact ... Get more on HelpWriting.net ...
  • 42. Antibacterial Products: A Silent Disaster "If something has a benefit, and no harms, then you should likely use it. But if something has no benefits and potentially real harms, then you shouldn't. The latter is the case with antibacterial products". (Carroll par. 1) The users of antibacterial products do not realize the harms of such, harms which overpower the benefits. When the first antibacterial product, Penicillin, was invented in 1928 it was called a miracle. (Online Textbook of Bacteriology pgs. 1–4) Deaths and illness were exponentially reduced, and penicillin saved countless lives during World War 2. By the 70s there were many types of antibiotics, thus we thought we had "won the war against bacteria". We had cured major bacteria like Tuberculosis, Salmonella, and... Show more content on Helpwriting.net ... However, the waste from these animals contain antibiotics which is ending up in our fertilizers, crops, streams, and dirt. (Eyes of Nye) The food we are eating is tinged antibiotics and resistant bacteria, both of which are getting absorbed into our systems. (Meat without Drugs) Some think that antibiotics are only malicious at "low levels", and are beneficial to animals and us. They say that animal products are safer and affordable because of antibiotics and antibiotics "promote growth and health of animals and the abundance". (Smith p. 1) However, we can't excuse that animals aren't being fed "low levels" of antibiotics as 18000 tons of antibiotics were fed to animals last year. We must get informed and know that the poultry we eat are tinged with chemicals and superbugs. We, ourselves, are facing problems with antibacterial products from superbugs and Triclosan. Superbugs are developing in relation to our overuse of antibiotics, and Triclosan (from antibacterial soap) is causing unsettling side–effects. Side–effects by Triclosan are caused by it interfering with a body's thyroid hormone metabolism (life–sustaining chemical regulation). This causes our immune system to weaken, birth defects, infertility, and cancer cells. (Beyond Pesticides p. 1; FDA s. 1–3) The bigger issue might be the overuse of antibiotics throughout the last century. When a bacteria survives antibiotics it become a superbug, a resistant bacteria that is hard on the immune system and immune to ... Get more on HelpWriting.net ...
  • 43. The Antibacterial Qualities Of Leptospermums The antibacterial qualities of Leptospermums have been known and utilized by the Indigenous people of both Australia and New Zealand for thousands of years. Even the first of white settlers, chiefly Captain Cook, realized the healing capabilities the hardy shrub offered and coined the term "tea tree" after its leaves were used to make a scurvy–curing tea (ref). It is now almost 250 years since the days of scurvy and herbal remedies from sources such as the tea tree have never been part of such a large and ever–growing market; not only in tea tree oil but also in the developing enterprise of Manuka honey. This honey has displayed its healing properties across several clinical trials where it has been used to reduce inflammation, infection, acne and even fight antibiotic resistant bacteria (ref). The effectiveness of Manuka honey as a herbal remedy has created large local and international markets (ref). This high demand, coupled with production being limited to only Australia and New Zealand, means that opportunities and profits in Manuka honey are high. It is not a labour intensive business but requires a large investment, making it ideal for a retired farmer or honey hobbyist who already has some equipment, a piece of land and/or a light truck for transporting goods. The Manuka honey itself is produced from the perennial flowers of either Leptospermum scoparium or Leptospermum polygalifolium. The former is often referred to as the "Manuka tree" (ref) and is common ... Get more on HelpWriting.net ...
  • 44. Essay On The Antibacterial Effects Of Microorganisms The main for the purpose of this study was to find out about the tolerance of Listeria monocytogenes towards quaternary ammonium compounds (QAC). The antibacterial effects of disinfectants are crucial for the control of Listeria monocytogenes in food processing environments. Tolerance of L. monocytogenes to sub lethal levels of disinfectants based on QAC is conferred by the resistant determinants qacH and bcrABC. The QAC based disinfectants which are in common use in many food industries are found to have strains of qacH and bcrABC which are resistant to QAC. It helps in the growth of these microorganisms with those particular strains (MГёretrГё et al., 2017). In this study, a panel of 680 L.monocytogenes from nine Norwegian meat– and ... Show more content on Helpwriting.net ... It is primarily a food borne infection and is particularly a problem on foods that are not cooked, including ready–to–eat (RTE) meats, smoked fish, soft cheeses, unpasteurised dairy products, and even in fresh produce. Thermal processing if milk and meat may occur but post–processing contamination does take place (Tiffany, 2015). L. monocytogenes that occur in food may originate in soils from farms, in slaughtering facilities, in food processing plants and other equipment used in food manufacture. The elimination of this bacteria can be challenging as it forms very resistant biofilms (Oxaran et al., 2017). Bacterial biofilms are defined as surface associated bacterial communities forming micro–colonies surrounded by a matrix of exo–polymers. Biofilms confer to L. monocytogenes a greater resistance to antimicrobial agents and they allow microorganisms to resist to environmental changes and cleaning/disinfection treatments (Tiffany, 2015). L. monocytogenes possess an ability to establish itself in equipment or production environments and single strains of the microorganisms have been shown to reoccur in production environment over periods of years. The bacteria persist in environmental niches like cracks, inside equipment that are protected from cleaning and disinfection routines (MГёretrГё et al., 2017). Quaternary Ammonium Compounds Quaternary ammonium ... Get more on HelpWriting.net ...