Occurrences of Salmonella spp. and Escherichia coli in chicken meat, intestinal contents and rinse water at slaughtering place from traditional market in Surabaya, Indonesia

The purpose of this study was to compare the presence of Salmonella spp. and Escherichia coli in chicken meat, intestinal contents and rinse water at slaughtering place from traditional markets in Surabaya, Indonesia. A total of 120 samples (chicken meat, intestinal contents and rinse water, each of the 40 samples) were collected from the slaughtering place from traditional markets in Surabaya. The samples were analyzed the presence of Salmonella spp. and Escherichia coli in chicken meat, intestinal contents and rinse water. Isolation and identification Salmonella spp.and Escherichia coli were carried out according to the conventional culture-based method (ISO 6579:2002). This study showed Salmonella spp. was isolated by 85.00%, 57.50%, 52.50% of chicken meat, intestinal contents and rinse water, respectively. While E.coli was isolated by 77.50%, 65.00%, 75.00 % of chicken meat, intestinal contents and rinse water, respectively. Prevalence of Salmonella spp. and E. coli in chicken meat is higher than intestinal contents and rinse water. Thus, it is indicated that the contamination of Salmonella spp. and Escherichia coli in chicken meat not only comes from intestinal contents and rinse water.