title: Modified method for serological identification of group B streptococci.
abstract: Extracts from 10- and 40-ml cultures compared favorably for serological identification of group B streptococci. Typing by gel diffusion proved reliable and efficient. These modifications save time, media, and antisera.
mesh_terms: D000942:Antigens, Bacterial; D005779:Immunodiffusion; D012703:Serotyping; D013292:Streptococcus agalactiae / Q000145:classification* / Q000276:immunology
chemical_list: D000942:Antigens, Bacterial