Yersinia pseudotuberculosis Flashcards
1
Q
Specifics
A
obligate symbiote
facultative intracellular
2
Q
humans * zoonotic virulence factors
A
endotoxins
adhesins
iron uptake on pathogenicity islands (PAI)
(PAI) genomic islands acquired through horizontal gene transfer
3
Q
birds/ rodents CS
A
oral uptake–> lymphoid tissue intestine
mesenteric lymph nodes
sepsis and multiplication in blood
4
Q
Birds passeriformes CS (usually outdoor)
A
fat liver disease, rodentiosis, apathy
chronic: weight loss/ respiratory distress
lesions- acute splenomegaly, chronic and subacute- necrosis
5
Q
Turkeys CS
A
rare, high mortality in young
acute sepsis with enteritis
6
Q
Dx/Tx
A
Culture antibiotics, cull, hygiene
