Micro of Dairy Products2

Micro of Dairy Products2 - Microbiology of Dairy Products...

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Microbiology of Dairy Products Harrison FDST 4030/6030 1 Harrison FDST 8090 Microbiology of Dairy Products Harrison FDST 8090 Microbiology of Dairy Products - Issues Spoilage Desirable changes Processed and fermented items Highly regulated Disease transmission Infants and children - widely consumed; a high % of their diet Consumer typically does not heat before consumption Harrison FDST 8090 Harrison FDST 8090 Harrison FDST 8090 Harrison FDST 8090
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Microbiology of Dairy Products Harrison FDST 4030/6030 2 Harrison FDST 8090 Dairy Foods - Issues Disease transmission Today’s outbreaks Raw milk http://www.fda.gov/Food/ResourcesForYou/Consu mers/ucm079516.htm http://www.fda.gov/food/foodsafety/product- specificinformation/milksafety/ucm122062.htm Home made ice cream containing eggs Dried milk Post-pasteurization contamination problems Improperly processed cheese Raw Milk 7 of first 10 hits advocated consumption 2 did not >3.4 million hits How Do You Address… Joint FAO/WHO Expert Committee on Milk Hygiene stated that: There can be no complete assurance to the safety of fluid milk for human consumption unless pasteurization or some other effective method of heat treatment has been applied . Milk-borne pathogens Bovine tuberculosis, Brucellosis, Campylobacteriosis, Cryptosporidiosis, Diphtheria, Listeriosis, Poliomyelitis, Q fever, Salmonellosis, Streptococcal infections, Typhoid and paratyphoid fevers, E. coli O157:H7 Raw Milk – Historical Knowledge Needed WHO/FNU/FOS/95.12 LeJeune1 and Rajala-Schultz. 2009. Clinical Infectious Diseases. 48:93–100
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Micro of Dairy Products2 - Microbiology of Dairy Products...

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