title: Transfer of F'lac+ plasmid from Salmonella typhimurium to Shigella flexneri.
mesh_terms: D003227:Conjugation, Genetic; D005144:F Factor; D010957:Plasmids; D012486:Salmonella typhimurium / Q000235:genetics*; D012763:Shigella flexneri / Q000032:analysis / Q000235:genetics*