title: Mixed infections with bacterial sex factors: sex pili of pure and mixed phenotype.
mesh_terms: D000941:Antigens; D001419:Bacteria; D003227:Conjugation, Genetic; D004755:Enterobacteriaceae; D005827:Genetics, Microbial; D008854:Microscopy, Electron; D010641:Phenotype; D012723:Sex
chemical_list: D000941:Antigens