Bacteriological Quality of Fresh Sausage Sold in Alexandria Governorate

One hundred of fresh sausage samples were collected from different butchers at Alexandria governorate. The samples were analyzed for detection of some microbial groups (Staphylococcus aureus, Enteropathogenic Escherichia coli, Salmonellae and Yersinia enterocolitica). Results showed that the highest pathogen recovered was 85 Staphylococcus aureus isolates (65 isolates were coagulase positive and 20 isolates were coagulase negative) from all examined fresh sausage samples with an incidence of (85%). On the other hand, no Salmonella isolates were recovered from all fresh sausage samples examined among the enteric bacterial groups one isolate of Proteus vulgaris and 9 isolates of Proteus mirabilis with an incidence of 1% and 9% respectively were obtained. Four isolates of Yersinia enterocolitica with a percentage of (4%) were isolated. Moreover, 12 isolates of enteropathogenic Escherichia coli were recovered, with an incidence of (12%). Concerning serological identification of the recovered Enteropathogenic Escherichia coli, the results revealed that 3 strains of O1, 2 strains each from O26, O44, O55, 2 strains each from O125, O127 and 2 isolates were untypable with an incidence of 25, 16.66, 8.33, 8.33, 16.66, 8.33 and 16.66% respectively.