title: In vivo conjugal transfer of R plasmids in Neisseria gonorrhoeae.
abstract: In vivo R plasmid transfer between two Neisseria gonorrhoeae strains was detected in the absence of antibiotic pressure.
mesh_terms: D000818:Animals; D003227:Conjugation, Genetic; D006168:Guinea Pigs; D009268:Nalidixic Acid / Q000494:pharmacology; D009344:Neisseria gonorrhoeae / Q000235:genetics*; D010406:Penicillins / Q000494:pharmacology; D011815:R Factors; D012293:Rifampin / Q000494:pharmacology
chemical_list: D010406:Penicillins; D009268:Nalidixic Acid; D012293:Rifampin