175 eggs (35 groups) were collected in summer months from Assiut city markets and examined microbiologically. The obtained results revealed that the mean values of aerobic plate, yeast & mould, S.aureus and Enterococci counts/ml were 93x10, 1x10?,/ 10 and 31x102, respectively. Coliforms, faecal coliforms and E.coli were detected in 7(20%), 5(14.28%) and 4(11.4%) of the examined samples respectively. S.aureus, Staph. epidermidis,
Micrococci, Enterococci, E.coli, Enterobacter aerogenes, Provi dencia spp., Edwardsiella spp., Serratia spp., Proteus spp. and Arizona spp. could be isolated from the exa nined samples. Also, Salmonellae were detected in 4(11.43%) of the examined sampoles. the seriological typing revealed that they are Sal. typhimurium, Sal. newport, Sal. chio, and Sal. wanyatt. On the other hand, inhibitory substances were detected in 14.28% of the examined samples.