Salmonellosis in chickens in Upper Egypt

Bacteriological examination of 1250 chickens showed that Salmonella could be isolated from 106 [8.48%]. The most frequent isolations were from the gall bladder followed by liver and intestinal contents. Twelve different serotypes could be identified. Salmonella pullorum-gallinarum was the predominant [50.00%] followed by S. typhimurium [16.98%]. S. enteritidis [10.37%] and S. derby [8.49%], were moderately recovered. S. newport, S. saint-paul [8.49% each], S. manhattan, S. London and S. muenster [1.88% each], were less prevalent, while S. east bourne, S. reading and S. infantis were sporadically isolated. Isolation of Salmonella muenster, S. reading and S. infantis is believed to be first record from chickens in Egypt