title: Immunodiffusion studies of pneumococcal antigens with special reference to serotype 27.
mesh_terms: D000818:Animals; D000942:Antigens, Bacterial / Q000032:analysis; D003470:Culture Media; D006041:Goats / Q000276:immunology; D006863:Hydrogen-Ion Concentration; D007106:Immune Sera; D005779:Immunodiffusion; D007122:Immunoelectrophoresis; D008722:Methods; D011135:Polysaccharides, Bacterial / Q000032:analysis*; D011506:Proteins / Q000032:analysis*; D011817:Rabbits / Q000276:immunology; D012703:Serotyping; D013296:Streptococcus pneumoniae / Q000032:analysis / Q000276:immunology*
chemical_list: D000942:Antigens, Bacterial; D003470:Culture Media; D007106:Immune Sera; D011135:Polysaccharides, Bacterial; D011506:Proteins