title: The evolution of r factor. A study of a "preantibiotic" community in Borneo.
mesh_terms: D000667:Ampicillin / Q000494:pharmacology; D000900:Anti-Bacterial Agents / Q000494:pharmacology*; D001419:Bacteria / Q000187:drug effects*; D001431:Bacteriological Techniques; D001893:Borneo; D002701:Chloramphenicol / Q000494:pharmacology; D004926:Escherichia coli / Q000187:drug effects / Q000302:isolation & purification; D005243:Feces / Q000382:microbiology; D005827:Genetics, Microbial; D006801:Humans; D008826:Microbial Sensitivity Tests; D010118:Oxytetracycline / Q000494:pharmacology; D010403:Penicillin Resistance; D012486:Salmonella typhimurium / Q000187:drug effects / Q000302:isolation & purification; D013307:Streptomycin / Q000494:pharmacology; D013752:Tetracycline / Q000494:pharmacology
chemical_list: D000900:Anti-Bacterial Agents; D002701:Chloramphenicol; D000667:Ampicillin; D013752:Tetracycline; D010118:Oxytetracycline; D013307:Streptomycin