title: Studies on the nature of plasmids arising from conjugation in the human gastro-intestinal tract.
mesh_terms: D000667:Ampicillin / Q000494:pharmacology; D000942:Antigens, Bacterial; D002247:Carbon Isotopes; D002701:Chloramphenicol / Q000494:pharmacology; D003227:Conjugation, Genetic; D004269:DNA, Bacterial; D004926:Escherichia coli / Q000187:drug effects; D005111:Extrachromosomal Inheritance; D005827:Genetics, Microbial; D006801:Humans; D007422:Intestines / Q000382:microbiology*; D007612:Kanamycin / Q000494:pharmacology; D009268:Nalidixic Acid / Q000494:pharmacology; D009693:Nucleic Acid Hybridization; D010403:Penicillin Resistance; D012293:Rifampin / Q000494:pharmacology; D012703:Serotyping; D013307:Streptomycin / Q000494:pharmacology; D013449:Sulfonamides / Q000494:pharmacology; D013752:Tetracycline / Q000494:pharmacology; D014316:Tritium
chemical_list: D000942:Antigens, Bacterial; D002247:Carbon Isotopes; D004269:DNA, Bacterial; D013449:Sulfonamides; D014316:Tritium; D009268:Nalidixic Acid; D007612:Kanamycin; D002701:Chloramphenicol; D000667:Ampicillin; D013752:Tetracycline; D012293:Rifampin; D013307:Streptomycin