title: Acquisition of the K-12 F+ male state and the f+ antigen by shigella flexneri strains.
mesh_terms: D000166:Acridines / Q000494:pharmacology; D003227:Conjugation, Genetic; D004926:Escherichia coli; D006824:Hybridization, Genetic; D012703:Serotyping; D012760:Shigella / Q000187:drug effects; D014161:Transduction, Genetic
chemical_list: D000166:Acridines