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Virology1
- 1. Family Geno
me
Envelope Symmet
ery
Diamet
er
Replication Release Diseases
Herpesvirida
e
Ds
DNA
Enveloped Icosahed
ral
120-
200 nm
Intranuclear Exocyto
sis
Infectious
Bovine
Rhinotraecheiti
s, Infectious
bovine
vulvovaginaitis
Pustular
vulvovaginitis
Bovine herpes
mammilitisand
Pseudolumpysk
indisease,
Infectious
Layngeotraech
eitis,
Encephalititisin
calves,
Equine
rhinopneumoni
tisand equine
herpesvirus
abortion
Feline viral
rhinotraecheitis
, Equine coital
exanthema,
Canine herpes
virusinfection,
Marek’s
Disease,
Papillomaviri
dae
Ds
DNA
Circula
r
Nonenvelo
ped
Icosahed
ral
55 nm intranuclear Lysisof
affected
cell
Papilloma,
infectious
warts,Bovine
cutaneous
papillomatosis,
Bovine
ailimentary
Papilloma
carcinoma,
enzootic
hematuria,
canine oral
papillomatosis,
Equine
pappilomaand
Equine sarcoid
- 2. Adenoviridae DS
DNA
Nonenvelo
ped
Icosahed
ral
70-90
nm
intranuclear Budding
off,lysis
Hydropericardi
um syndrome,
Inclusionbody
hepatits,Egg
drop syndrome,
Canine
Adenovirus
type I and
Infectious
canine
hepatitis,
Canine
Adenovirus
type II and
kennel cough,
Poxviridae DS
DNA
virus
Enveloped
Complex
virus
Complex
virus
220-
450x14
0-
260nm
ovoid
250-
300x
160-
190nm
intracytoplas
mic
Small pox,
camel pox,
cowpox,
sheeppox,
goatpox,
Lumpyskin
disease,
swinepox,
Fowlpox,
Myxomatosis
of rabbits,
chickenpox,
pseudocowpox,
Bovine papular
stomatitis,Orf.
Asfarviridae DS
DNA
virus
Enveloped Icosahed
ral
175-
215 nm
intracytoplas
mic
Budding
off
Africanswine
fever
Parvoviridae ssDNA Non
enveloped
Icosahed
ral
18-26 intranuclear Cell lysis Canine Parvo,
feline
Panleukopenia
disease,
Porcine
parvovirus
disease,Mink
Aleutian
disease,Mink
enteritisvirus,
goose
parvovirus,
canine minute
virus
- 3. circoviridae ssDNA nonenvelop
ed
Icosahed
ral
17-22
nm
intranuclear lysis Beakand
Featherdisease
Pigcircovirus
infection,
Chicken
Anemiavirus
(22nm)
RNA VIRUSES
Family Genome Envelope Symmetery Diame
ter
Replication Releas
e
Diseases
Retroviridae Ss
negative
sense RNA
Envelope
d
Icosahedral 80-
100
nm
Intracytopl
asmic
Buddin
g off
Avian
leukossis,feline
leukaemiaabd
associated
clinical
condition,enzo
otic bovine
leukosi.
Jaagsiekte,
feline
immunodefien
cy virus
infection,
Equine
infectious
anemia,small
ruminant
lentivirus
group,
Meidivisna
virus,Caprine
asrthritis,ence
phalitisvirus
Reoviridae Ds
segmente
d RNA
Non
envelope
d
Icosahedral 60-80
nm
intracytopl
asmic
lysis Enteric
disease,
Rotavirusesin
younganimals,
Africanhorse
sicknessvirus,
Bluetongue in
cattle
Birna
viridae
DS
segmente
d RNA
Icosa hedral 60 nm Intracytopl
asmic
lysis Infectious
bursal disease
of chicken
- 4. orthomyxov
iridae
Segmente
d 5-7 ss
RNA
negative
sense
envelope
d
Icosahedral 80-
120
nm
intranuclea
r
Lysis
and
buddin
g
Influenza
virusesof all
species,Equine
Influenzavirus.
Avianinfluenza
virus,swine
influenzavirus,
Influenzavirus
Paramnyxov
iridae
Nonsegme
ntedSS
RNA cirus
envelope
d
Icosahedral 150
nm
intracytopl
asmic
Lysis
and
buddin
g
Newecastle
disease virus,
Canine
Distemper
virus,Peste
despetits
Ruminants
virus,
Rinderpest,
Blue eye
disease inPigs,
Bovine
respiratory
syncytial virus
infection,
Rhabdovirid
ae
Nonsegme
ntedSS
RNA
envelope
d
Bulletshaped 100-
430
nmx
45-
100
nm
intracytopl
asmic
Lysis
and
buddin
g
Rabies,
Vesicular
Stomatitis
virus,Bovine
ephemeral
fever
Bornavirida
e
Nonsegme
ntedSS
RNA virus
envelope
d
icosahedral 50-60
nm
intranuclea
r
buddin
g
Borna disease
of equines
Bunyavirida
e
Ss RNA envelope
d
icosahedral 80-
120
nm
Intracytopl
asmic
Exocyt
osis
RiftValley
fever,Nairobi
SheepDisease,
Akabane
Disease
Picornavirid
ae
ssRna
(Infectious
genome)
noenvelo
ped
Icosahedral 30 nm intracytopl
asmic
lysis Footand
Mouth disease,
Swine vesicular
disease,
Porcine
enteroviral
encephalomyel
itis,Poliovirus
diseases,Avian
encephalomyel
- 5. itis,Rhinoviral
infections,
infectionswith
encephalomyo
carditisvirus
caliciviridae Ss RNA nonevelo
pped
Icosahedral 27-40
nm
intracytopl
asmic
Cell
lysis
Vesicular
exanthemain
swine,feline
calicivirus
infection,
Rapid
hemorrhagic
disease
Astroviridae Ss RNA nonenvel
oped
Star
shaped/icosa
hedral
28-30
nm
intracytopl
asmic
Cell
lysis
Astroviral
diarrhea
coronavirida
e
SSRNA envelope
d
Crown
shaped/icosa
hedral
120-
160
nm
intracytopl
asmic
Cell
lysis
and
buddin
g
Coronaviral
diarrhea,feline
infectious
peritonitis,
canine
coronaviral
infection,
transmissible
gastroenteritis,
porcine
epidemic
diarrhea,
porcine
hemagglutinati
ng
encephalomyel
itisvirus
infection,
bovine
coronaviral
infection.
Arteriviridae ssRNA enevelop
ed
icosahedral 40-60
nm
intracytopl
asmic
Buddin
g and
lysis
Equine Viral
arteritis,
porcine
respiratoryand
reproductive
syndrome
- 6. Flaviviridae ssRNA enevelop
ed
Icosahedral 40-60
nm
intracytopl
asmic
exocyt
osis
Bovine viral
diarrhea,
loupingill,
Japanese
encephalitis,
Vesselsbron
disease,
Border’s
Disease,
Classical swine
fever,Hog
Cholera,
Togavirida ssRNA enevelop
ed
Icosahedral 70 nm intracytopl
asmic
Exocyt
osis
and
buddin
g
Equine
encephalitides,
Prions Infectious
protein
Infectious
protein
Infectious
protein
intravascul
ar
Bovine
spongiform
encephalitis,
Scrapie,KURU,
CJD, fatal
familial
insomnia,