Study on Prevalence of Listeria Species in Raw Milk and Cottage Cheese in Debre Zeit, Ethiopia.
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Date
2009-06
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Publisher
Debre Zeit
Abstract
A cross-sectional study of Listeria species was conducted on bulk raw milk, farm raw milk and cottage cheese. A total of 400 samples consisting of 100 farm raw milk, 100 bulk raw milk and 200 cottage cheese samples were collected. Out of these samples, 49 (12.25%) were positive for Listeria . The bulk raw milk was the most contaminated with Listeria species with an overall prevalence of 27%. Sixteen samples(16%) of farm raw milk, 6 (3%) of cottage cheese were positive for Listeria.
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Keywords
Bulk Raw Milk,Cottage Cheese,Debr Zeit, Farm Raw Milk, Listeria Species, and Prevalen .