salmonella infections are the second leading cause of zoonotic bacterial foodborne illness. main source of infection in human is contaminated food products. the aim of this study was sub typing isolates of salmonella entericaobtained during our previous study bypulsed field gel electrophoresis (pfge) technique. all 46 salmonella isolates were serotyped and then subjected to pfge. total isolates...

Heritable vs non-heritable modifications The Codex Alimentarius Commission of the United Nations is preparing guidelines for safety assessment of foods derived from recombinant-DNA animals [1], which is a sure sign that GM animal food is coming to our table. Codex distinguishes between heritable and non-heritable genetic modification of food animals. Heritable genetic modification involves gene...

A total of 292 field investigative reports of drug residues in food animals for 1983 to 1988 were analyzed. The investigations had been conducted by the Food and Drug Administration (FDA) and the Virginia State Veterinarian's Office, in cooperation with the Center for Veterinary Medicine of the FDA, to trace residues reported by the USDA Food Safety and Inspection Service to the source of the a...

s ........................................................................................................................... 9 Poster Abstracts ............................................................................................................. 16