Papilloma - Integument

Question 1

Virion

Answer 1

Small
round
naked
icosahedral
circular DNA

Question 2

Cell culture

Answer 2

Cannot grow in cell culture but infectious clones

Question 3

Typing

Answer 3

Typed by Nucleotide seq and host specificity

Question 4

Malignancy

Answer 4

Bovine 4
Rabbit
Human

Question 5

Equine Sarcoids

Answer 5

-Histologically appearance = Fibrosarcoma
-Bovine 1 and 2
-Injections lead to regressions
-Bovine Viral DNA in sarcoids

Question 6

Equine warts and sarcoids

Answer 6

Bovine 1, 2, 13

Question 7

Bovine Papillomaviruses

Answer 7

Warts
Cancer = Bov 1, 2, 4

Question 8

Viruses Causing Lesions

Answer 8

FMD
VSV
Bovine mammillitis virus (BHV 2)
Bovine papular stomatitis virus
Contagious ecthyma virus
Cowpox virus (Europe)

Question 9

Bovine mammillitis virus (BHV-2)

Answer 9

Nodules (Pseudo-lumpy skin)
Vesicular lesions over udder and teats
Necrotic skin perineum
No vaccine

Question 10

Poxviridae

Answer 10

Retain Infectivity outside host
Serological Cross reactivity within genera but not between genera
8 Genera

Question 11

Orthopoxvirus

Answer 11

Brick Shaped
Smallpox
Monkeypox
Ectromelia
Cowpox

Question 12

Parapoxvirus

Answer 12

Oval Shaped
Pseudocowpox (Zoon)
Bovine Papular Stomatitis (Zoon)
Orf (Zoon)

Question 13

Avipoxvirus

Answer 13

Fowlpox
Canarypox
Pigeonpox

Question 14

Poxviridae

Answer 14

Capripoxvirus
-Lumpyskin disease of cattle
-Sheeppox
-Goatpox
FADs

Question 15

Orf

Answer 15

Contagious Pustular Dermatitis of Sheep and Goats
-Vaccinate by skin scarification with MLV
-Zoonotic
-Infection by cross suckling of calves
-Improper disinfection of teats
-Mechanical Vector (flies)