Exam 2 Flashcards
Look like a paperclip
(bipolar staining) Yersinia, Mannheimmia
SPI -1 in salmonella does what?
promotes enterocyte invasion
encodes type III secretion system
disrupts tight junctions
release pro-inflamm. cytokines (enterocytes: IL-8 – PMNs and Macrophage – IL-1, IL-18)
SPI-2 in salmonella does what?
promotes survival in macrophages
encodes type III secretion system
forms vacuole containing salmonella
has T3SS effectors to regulate vacuole and position near golgi
What do both SPI 1 and 2 have in common?
encode type III secretion system
causes Hog cholera
salmonella typhimurium, s. cholerasuis, s. abortus-suis
causes pullorum disease in turkeys and chickens
Salmonella pullorum
causes paratyphoid in poultry
all types of salmonella except gallinarum or pullorum
typhoid fever
salmonella typhi or s. paratyphi (IN HUMANS ONLY)
enteric redmouth
yersinia ruckeri
fowl cholera
pasteurella multocida
wooden tongue
actinobacillus lignieresii
circling disease
listeria
diamond skin disease
erysipelothrix
glasser’s disease
haemophilus parasuis
Johne’s disease
mycobacterium avium sbsp paratuberculosis