Transfer of tetracycline resistance factor in field conditions.
D000821:Animal Feed; D000818:Animals; D002417:Cattle; D004352:Drug Resistance, Microbial; D004926:Escherichia coli / Q000276:immunology; D005503:Food Additives; D012486:Salmonella typhimurium / Q000276:immunology; D013210:Staphylococcus / Q000276:immunology; D013752:Tetracycline / Q000494:pharmacology*
D005503:Food Additives; D013752:Tetracycline