title: Anaerobic R factor transfer in Escherichia coli.
mesh_terms: D000667:Ampicillin / Q000494:pharmacology; D000693:Anaerobiosis; D000900:Anti-Bacterial Agents / Q000494:pharmacology; D002701:Chloramphenicol / Q000494:pharmacology; D003227:Conjugation, Genetic; D003433:Crosses, Genetic; D003470:Culture Media; D004926:Escherichia coli / Q000187:drug effects* / Q000254:growth & development / Q000302:isolation & purification; D005243:Feces / Q000382:microbiology; D006801:Humans; D009268:Nalidixic Acid / Q000494:pharmacology; D010100:Oxygen; D010403:Penicillin Resistance
chemical_list: D000900:Anti-Bacterial Agents; D003470:Culture Media; D009268:Nalidixic Acid; D002701:Chloramphenicol; D000667:Ampicillin; D010100:Oxygen