Micro review: Ryan Flashcards
Which E. coli strain does not ferment sorbitol?
EHEC O157:H7
ETEC Pathogenesis?
Heat-labile and heat stable toxin
EPEC Pathogenesis?
Attaching/effacing lesions
EIEC Pathogenesis?
Similar to shigella; intracellular mult., extends into adjacent cells
EHEC Pathogenesis?
Attaching/effacing lesion, Shiga toxin
EAEC Pathogenesis?
Pathogenesis not well understool
S. enteriditis Pathogenesis?
Type III secretion system for bacterial protein transfer and macrophage killing.
Shigella Pathogenesis?
F actin polymerization w/ protrusion formation
S. enterica Pathogenesis?
bacteria engulfed by MPs in luymoh tissye and disseminate to lymph nodes and RES
B. cereus Pathogenesis?
Direct ingestion of heat stable toxin
V. cholerae Pathogenesis?
AB toxin causes persisten stimulation of AC
Yersinia reservoir?
Pork
EHEC reservoir?
Ground beef
Salmonella reservoir?
Eggs
V. cholerae reservoir?
Water
Campylobacter reservoir?
Chicken
V. parahaemolyticus reservoir?
Shellfish
S. aures reservoir?
Room temp dairy