title: Antigenic identity of Yersinia enterocolitica serotypes O:Tacoma and O21.
abstract: Yersinia enterocolitica serotypes O:Tacoma and O:21 are antigenically identical and include both pathogenic and nonpathogenic types.
mesh_terms: D000818:Animals; D000942:Antigens, Bacterial / Q000032:analysis*; D051379:Mice; D012703:Serotyping; D015008:Yersinia enterocolitica / Q000145:classification / Q000276:immunology* / Q000472:pathogenicity
chemical_list: D000942:Antigens, Bacterial