Prevalence of Listeria Monocytogenes in retail beef and poultry

two of fourminced samples and one of four organs which were obtained from supermarkets. Chicken carcasses from wet market A were negativeforL. monocytogenes but this was not true for chicken carcasses from wet market B because 15 out of 24 werepositiveforL. monocytogenes. No. L. monocytogenes was detected from the equipment in wet market A, but equipment in wet market B was positive for the organism. Theseresults suggest that retailing meats which have been processed for many hours favour growth ofL. monocytogenes and also enhance cross-contamination