Determination of gastrointestinal tract colonization sites from feedlot cattle transiently shedding or super-shedding Escherichia coli O157:H7 at harvest.
James E WellsE D BerryM KimJ L BonoW T OliverN KalchayanandR WangH C FreetlyW J MeansPublished in: Journal of applied microbiology (2020)
Escherichia coli O157:H7 low-shedding cattle had lower pathogen levels throughout the GIT, indicating intrinsic GIT factors to these cattle may reduce pathogen passage through the GIT, including the abomasum, and minimize risk of RAJ colonization.