ENTEROBACTERIACEAE IN SOME MILK PRODUCTS IN SOHAG CITY

Document Type : Research article

Authors

Abstract

A total of 72 samples of milk products (including 21 kareish cheese, 21 yoghurt and 30 ice-cream samples) were collected from Sohag City markets for enumeration and isolation of Enterobacteriaceae organisms. the results obtained revealed that the mean count of Enterobacteriaceae organisms were 1.01 X 10°, 3.22 x 10° and 1.47 x 10°/g., respectively for cheese, yoghurt and ice-cream samples.
E.coli, Enterobacter, Klebsiella, Citrobacter, Proteus rettgerii, P.mirabi lis, Providencia and Serratia spps. were isolated in different percen tages from examined samples. Salmonellae and Shigellae organisms could not be detected. Suggested measures for improving the quality of the products are discussed.