Microbial toxin Flashcards
Saxitoxin source
Dinoflagellates
Saxitoxin notes
Red tide poisoning
PSP (Paralytic shellfish poisoning)
Aflatoxin source
Aspergillus flavus
Aflatoxin is found in __ and it is ___
improperly dried peanut, carcinogenic
Ptomaine source
Bacterial decay
Ptomaine is found in ___
Spoiled food
Tyrotoxin source
Bacterial decay
Tyrotoxin is found in __
Expired milk and dairy product
Ergot
Claviceps purpurea
Ergot causes
Ergotism, convulsion and gangrene (St. Anthony’s fire)
Exotoxin
Mostly from gram (+)
Erotoxin notes
Proteinaceous, high virulence, small lethal dose
Botulinum toxin
C. botulinum
Botulinum notes
Spoiled canned foods
Neuromuscular poison
Tetanospasmin source and cause
C. Tetani, tetany
Cytotoxin source and note
C. perfringens, gas gangrene
Enterotoxin source
Staphylococcus aureus
This is the most common cause of food poisoning
Enterotoxin
Enterotoxin causes
TSS (toxic shock syndrome) mostly in menstruating women
Diptheria cytotoxin
Corynebacterium diptheria
Diptheria note
Protein synthesis inhibitor in nerves, heart and kidney cells
C. enterotoxin source
Vibrio cholerae
C. enterotoxin causes
Rice watery stool; Travellers diarrhea
Endotoxin source
Mostly from gram (-) bacteria
