The National Pork Producers Council is joining in a global initiative to create international standards and codes of practices to prevent unsafe residues of veterinary drugs in food.
This study was designed to determine the antibiotic resistance patterns of Enterococcus sp. isolated from feedlot cattle supplemented with a novel direct-fed microbial (DFM) Lactobacillus salivarius (L28) in replacement of tylosin in finishing diets of feedlot steers.