While the antimicrobial resistance profiles of cultured pathogens have been characterized in swine. the fluctuations in antimicrobial resistance genes (ARGs) associated with the developing gastrointestinal microbiota have not been elucidated. The objective of this study was to assess the impact of perinatal tulathromycin (TUL) metaphylaxis on the developmental dynamics of fecal microb... https://www.graphikjunkie.com/product-category/time-release/