title: [Drug resistance factor-R].
mesh_terms: D000900:Anti-Bacterial Agents / Q000494:pharmacology; D001435:Bacteriophages / Q000032:analysis / Q000187:drug effects; D002499:Centrifugation, Density Gradient; D004279:DNA, Viral / Q000032:analysis; D004352:Drug Resistance, Microbial; D004926:Escherichia coli / Q000187:drug effects; D005827:Genetics, Microbial; D012475:Salmonella / Q000187:drug effects; D012760:Shigella / Q000187:drug effects
chemical_list: D000900:Anti-Bacterial Agents; D004279:DNA, Viral