Identification of non-capsulate strains of Streptococcus pneumoniae by coagglutination.
D000371:Agglutination; D006801:Humans; D011135:Polysaccharides, Bacterial / Q000276:immunology; D012703:Serotyping / Q000379:methods; D013296:Streptococcus pneumoniae / Q000302:isolation & purification*
D011135:Polysaccharides, Bacterial; C027158:polysaccharide C-substance (Streptococcus)