poxviridae

Question 1

poxviridae general characteristics

genetic material

enveloped?

viruses

Answer 1

dsDNA

Enveloped

LARGE

avipoxvirus, cowpox

Question 2

Avipox

1. types of dz virus causes
2. method of transmission
3. zoonotic?
4. does it change/recombine/mutate
5. distribution
6. diagnosis
7. differential diagnosis
8. control

Answer 2

1. Dry form: effects skin and nonfeathered areas, epidermal hyperplasia.

Wet form- cheesy plaques on mouth, pharynx, trachea

2. mosquito vector, direct contact with lesions or fomites
3. not zoonotic

4.

6. eosinophilic cytoplasmic inclusion bodies (bollinger bodies), virus isolation in eggs, EM
8. vaccines are not very effective bc they are very species/strain specific. best is to isolate sick and control vector

Question 3

cowpox

1. types of dz virus causes
2. method of transmission
3. zoonotic?
4. does it change/recombine/mutate
5. distribution
6. diagnosis
7. differential diagnosis
8. control

Answer 3

1. causes small papules with red ring around them (vesicles)

limited to europe and transmitted by rats/cats

dd= FMD, bovine herpes

IS ZOONOTIC

**not on test?