title: General method for isolating de-repressed bacterial sex factors.
mesh_terms: D001431:Bacteriological Techniques; D003087:Colicins; D005809:Genes, Regulator; D005827:Genetics, Microbial; D008722:Methods; D009154:Mutation; D012486:Salmonella typhimurium; D012737:Sex Factors
chemical_list: D003087:Colicins