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19 Cards in this Set
- Front
- Back
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Botulism toxin
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Cause of flaccid paralysis
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Tetanus toxin
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Cause of tetanus (locked jaw)
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Exotoxins A and B
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Cause of diarrhea in pseudomembranous colitis due to C. difficile
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Alpha toxin
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Lecithinase; in combination with other degradative enzymes as the cause for gas gangrene due to C. perfringens, as well as _______
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Alpha hemolysin
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Secreted by Staph. aureus, lyses host cell membranes
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This toxin is heat-stable and therefore resistant to boiling
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Enterotoxin of S. aureus
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This toxin is a T-cell superantigen
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Enterotoxins A through I, excluding F, of S. aureus
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This toxin is a B-cell superantigen
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Protein A (Staph aureus)
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These toxins have two subunits, A and B
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Botulism toxin, tetanus toxin
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Exotoxin A
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Enterotoxin of C. difficile
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Exotoxin B
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Cytotoxin of C. difficile. Causes pseudomembrane formation in colon. ADP-ribosylating protein
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These toxins are superantigens
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*Enterotoxin (Staph aureus)
*Toxic Shock Toxin (Staph aureus) *Erythogenic toxin (Strep pyogenes) *Pyrogenic exotoxin A (Strep pyogenes) |
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This toxin causes streptococcal toxic shock syndrome
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Pyrogenic exotoxin A
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This toxin causes staphylococcal toxic shock syndrome
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Toxic shock toxin (exotoxin F)
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These are three toxins of Bacillus anthracis, and their mechanisms
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1. edema factor--adenylate cyclase
2. lethal factor--protease 3. protective antigen--binding subunit for 1&2 |
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Presence of this toxin is diagnostic for rheumatic fever
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Streptolysin O (ASO test)
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this toxin increase cAMP by ADP-ribosylation of a G protein
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Cholera
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This toxin is encoded by a lysogenic bacteriophage
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Streptococcal pyrogenic toxin of Strep pyogenes
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This toxin is assembled in the periplasm and secreted by a Type II secretion system
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Cholera toxin
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