title: Further characterization of R485, and IncX plasmid that determines two kinds of pilus.
mesh_terms: D000362:Agar; D003227:Conjugation, Genetic; D003470:Culture Media; D004926:Escherichia coli / Q000235:genetics* / Q000648:ultrastructure; D010861:Fimbriae, Bacterial / Q000648:ultrastructure*; D011815:R Factors; D012764:Shigella sonnei / Q000235:genetics* / Q000648:ultrastructure
chemical_list: D003470:Culture Media; D000362:Agar