POPM 4040 Lecture 6: POPM 4040 Lecture : listeria
22 Dec 2018
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Epidemiology of vibrio spp. and listeria monocytogenes infections from foodborne and waterborne sources: vibrio spp. Toxin-producing bacteria found in water, fish and shellfish. Causes illness when food or water food contaminated with the bacteria are consumed: vibrio cholerae 2. Classic cholera: 1817 1961: 7 major pandemics. People exposed via contaminated food or water with inadequate sources of clean water and hygiene. Clinically: severe watery diarrhea, dehydration and death. Facultative anaerobe (can grow in oxygen) o. People are the only known animate reservoir. Raw oysters, raw fish dishes, peanut sauce. Water contaminated with human feces or sewage (relatively high infectious dose. Vegetables irrigated with improperly treated waste water: disease: incubation: 1-3 days symptoms: Cholera: profuse watery diarrhea (rice water) dehydration vomiting, abdominal pain . Fever (children: ranges from mild to severe, treatment fluid therapy. 1951 first description 272 sick, 20 died after eating boiled & semi-dried sardines in. 50% of summer diarrheal food poisoning u. s. most common vibrio infection in.
