Toxigenicity - for merge

Toxigenicity - for merge - AB toxins Specific heat toxins...

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Toxigenicity Intoxications are disease that results from the entrance of a specific toxin into a host. Exotoxins: soluble, heat-liable, toxic proteins produced by the pathogen. Have very specific effects and can be categorized as neurotoxins, cytotoxins, or enterotoxins. o Most conform to the AB model, in which the A subunit is the enzymatic and B is the binding portion. o Can be divided into 4 groups
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Unformatted text preview: AB toxins Specific heat toxins (neurotoxins, cytotoxins, or enterotoxins) Enterotoxins: act on small intestine, causes secretions of fluids into the intestine leading to severe diarrhea. Produced by Vibrio cholera, E.coli, Salmonella enteritidis Leukocidins, hemolysins, and phospholipases toxins that disrupt the plasma membrane of host cells...
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