Sheep and Goats

Question 1

sheep and goat pox

Answer 1

Sheep and goat pox virus
Capripox genus
related to LSDV

Question 2

Contagious Ecthyma

Answer 2

parapoxvirus
highly resistant 12y on crusts, 1m on wool

Question 3

Caseous Lymphadenitis

Answer 3

Corynebacterium pseudotuberculosis
G+, intracellular
survives 8m in soil, bedding for 2m

Question 4

Listeriosis

Answer 4

listeria monocytogenes
G+, ubiquitous in soil, extremely resistant
grows at wide temp range and salt

Question 5

Bluetongue

Answer 5

blue tongue virus
Orbivirus - same as AHS
non enveloped, double strand RNA
survives years if protein present

Question 6

Infectious footrot

Answer 6

Dichelobacter nodosus - G-, anaerobe, obligate pathogen and primary agent
Fusobacterium necrophorum - G-, anaerobe, lives forever in cracks of feet

Question 7

Brucellosis

Answer 7

B. mellitenis, abortus, suis, ovis, canis
G-, non motile, intracellular
survives in faeces 2m but pasteurisation kills it

Question 8

CAE/Maedi-Visna

Answer 8

CAE virus
lentivirus from retroviridae family
enveloped, single strand RNA