Bacteriology-USMLE Step 1

Bacteriology-USMLE Step 1 - effects of endotoxin. Portion...

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Bacteria producing an AB exotoxin that prevents acetylcholine rel­ ease. Mechanism of action of shiga toxin. Cause of secretory diarrhea in cholera infection. Exotoxin that binds gangliosides. Mechanism of pseudomembrane formation in corynebacterium diphtheria infection. Type of toxin produced by S. aureus or S. pyogenes and mechanism of action. effects of endotoxin. Portion of LPS responsible for activity. Organism causing double zone of hemolysis on blood agar.
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Mechanism of B. Pertussis toxin. Gram negative aerobic organism producing a heat-labile toxin that activates adenylate cyclase to cause watery diarrhea. Gram negative facultative anaerobe producing a toxin that activates adenylate cyclase to cause a watery diarrhea. Protein that allows certain species of bacteria to colonize mucosal surfaces. Catalase Catalase positive organisms Catalase negative organisms. The only human bacterial species that produces coagulase. Coagulase action.
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Function of protein A. Lancet-shaped
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This note was uploaded on 08/23/2008 for the course MS 1 taught by Professor Fall2008 during the Fall '08 term at Nova Southeastern University.

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Bacteriology-USMLE Step 1 - effects of endotoxin. Portion...

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