title: The significance of NT1, NT2, and NT3 antigens in epidemiological investigations of bovine group-B streptococcus infections.
mesh_terms: D000818:Animals; D000942:Antigens, Bacterial / Q000032:analysis*; D001426:Bacterial Proteins / Q000276:immunology; D002417:Cattle; D002418:Cattle Diseases / Q000382:microbiology*; D011135:Polysaccharides, Bacterial / Q000032:analysis; D012703:Serotyping; D013290:Streptococcal Infections / Q000382:microbiology / Q000662:veterinary*; D013292:Streptococcus agalactiae / Q000145:classification*
chemical_list: D000942:Antigens, Bacterial; D001426:Bacterial Proteins; D011135:Polysaccharides, Bacterial