title: Sex pili and common pili in the conjugational transfer of colicin factor Ib by Salmonella typhimurium.
mesh_terms: D003087:Colicins; D003227:Conjugation, Genetic; D004352:Drug Resistance, Microbial; D008854:Microscopy, Electron; D012486:Salmonella typhimurium / Q000166:cytology*
chemical_list: D003087:Colicins