title: Occurrence of colicinogenic strains among tetracycline resistant strains of Escherichia coli.
mesh_terms: D000818:Animals; D003087:Colicins / Q000096:biosynthesis*; D003227:Conjugation, Genetic; D004352:Drug Resistance, Microbial; D004926:Escherichia coli / Q000187:drug effects* / Q000302:isolation & purification / Q000378:metabolism*; D005243:Feces / Q000382:microbiology; D005827:Genetics, Microbial; D013552:Swine; D013752:Tetracycline / Q000494:pharmacology*
chemical_list: D003087:Colicins; D013752:Tetracycline