title: Pneumococcal polysaccharides induce antibody formation by human B lymphocytes in vitro.
mesh_terms: D000328:Adult; D000907:Antibodies, Bacterial / Q000096:biosynthesis*; D001402:B-Lymphocytes / Q000276:immunology / Q000378:metabolism*; D001428:Bacterial Vaccines / Q000494:pharmacology; D006462:Hemolytic Plaque Technique; D006801:Humans; D022242:Pneumococcal Vaccines; D011135:Polysaccharides, Bacterial / Q000276:immunology / Q000494:pharmacology*; D013296:Streptococcus pneumoniae / Q000276:immunology*; D013601:T-Lymphocytes / Q000276:immunology
chemical_list: D000907:Antibodies, Bacterial; D001428:Bacterial Vaccines; D022242:Pneumococcal Vaccines; D011135:Polysaccharides, Bacterial; C027158:polysaccharide C-substance (Streptococcus)