Prospective comparison of the digestive tract resistome and microbiota in cattle raised in grass-fed versus grain-fed production systems

ABSTRACT Most antimicrobials sold in the United States are used in food animals. Farm management practices contribute to antibacterial resistance (AR). Controversially, grass-fed diets have been recommended over grain-fed diets to reduce AR in beef cattle. Ionophore feed additives (non-therapeutic a...

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Bibliographic Details

Published in:	mSphere
Main Authors:	Jiye Kwon, Windy Tanner, Yong Kong, Martina Wade, Chad Bitler, Marilia B. Chiavegato, Melinda M. Pettigrew
Format:	Article
Language:	English
Published:	American Society for Microbiology 2025-03-01
Subjects:	microbiota resistome antibiotic resistance bovine
Online Access:	https://journals.asm.org/doi/10.1128/msphere.00738-24