Mo W 05

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Mo W 05

  1. 1. Yersinia Pestis <ul><li>Gram - bacterium, rod-shaped </li></ul><ul><li>pathogenic bacteria </li></ul><ul><li>main cause of the plague also </li></ul><ul><li>known as “Black Death” </li></ul><ul><li>spread through fleas who have fed off of infected rats or handling rats </li></ul><ul><li>also spread through the cough of infected people. </li></ul><ul><ul><li>when airborne it can cause a type of pneumonia that is very hard to treat </li></ul></ul><ul><li>is intracellular but adopts to extracellular lifestyle </li></ul>http://media-2.web.britannica.com/eb-media/22/19422-004-634AA551.jpg
  2. 2. Human Papilloma Virus <ul><li>Parvoviridae virus family </li></ul><ul><li>Genital warts - cells on infected skin to become abnormal </li></ul><ul><ul><li>most common sexually transmitted infection </li></ul></ul><ul><ul><li>40 HPV types </li></ul></ul><ul><ul><li>50% sexually active people will get some form of HPV </li></ul></ul><ul><ul><li>90% of HPV causes no symptoms and will clear in 2 years </li></ul></ul><ul><ul><li>others cause genital warts, cervical cancer and other rare cancers such as penile cancer </li></ul></ul><ul><ul><li>girls and boys can have HPV </li></ul></ul><ul><li>Gardasil is a vaccine that can prevent cancers </li></ul><ul><li>Condoms can help if cover all the infected areas </li></ul><ul><li>Double-stranded DNA, nonenveloped capsid/ </li></ul><ul><li>polyhedral </li></ul>http://cancer.about.com/od/hpv/a/HPVpictures.htm http://www.hpv-genital-wartspictures.com/humanpapillomaviruspictures.html
  3. 3. <ul><li>Bunyaviridae Family </li></ul><ul><li>Agent for 2 acute illnesses: </li></ul><ul><ul><li>1. Hantavirus Pulmonary Syndrome (HPS) </li></ul></ul><ul><ul><li>2. Hemorrhagic Fever with Renal Syndrome (HFRS) </li></ul></ul><ul><ul><ul><li>Transmitted from rodents to humans (commonly the deer mouse). </li></ul></ul></ul><ul><ul><ul><li>Presents flu-like symptoms followed by coughing ,shortness of breath, and fluid in the lungs; progression is often fatal when it goes untreated. </li></ul></ul></ul><ul><li>Treatment involves intense general care to keep patient alive long enough to develop antibodies. </li></ul><ul><li>The outer coat consists of 4 proteins: 1 nucleocapsid protein, 2 surface glycoproteins, and 1 RNA polymerase. </li></ul><ul><li>The nucleic core contains 3 single-strand RNA pieces. </li></ul><ul><li>Virus named after river in Korea because it affected 3000 soldiers during the Korean War </li></ul>Hantavirus Photo Credit: http://www.apicnyc.org/journal-other. htm

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