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.

Current research has implicated bovine lymph nodes as a potential source of Salmonella contamination of ground beef.

Shiga toxin-producing Escherichia coli (STEC) are pathogens of concern across various food products as they have been connected to a wide variety of outbreaks and recalls.