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Abstract
This study was conducted to study the occurrence of some zoonotic bacteria such as Staphylococcus aureus, E. coli and Salmonella spp. Also to clarify the role of human food of animal
origin including beef sausage, minced meat, kariesh cheese, raw milk and poultry eggs in transmitting such bacteria to man, the following points were investigated: I-Occurrence of Staphylococcus aureus, E. coli and Salmonella spp. in human cases. II - Occurrence of Staphylococcus aureus, E. coli and Salmonella spp. in beef sausage, beef minced meat, kariesh cheese, raw milk and poultry eggs.>EXPERIMENT I Occurrence of Staphylococcus aureus, E.coli and Salmonella spp. in human cases: A total of three hundred samples were collected from man
representing 150 stool samples (50 diarrhoeic cases and 100
apparently healthy persons) and 150 hand swabs (50 milk handlers, 50 meat handlers and 50 employees (non contact). Staphylococcus aureus, E. coli and Salmonella were found to be positive in 13, 137 and 3 stool samples, respectively out of the total examined (150) with percentages of 8.6, 91.3 and 2, respectively.