title: Studies on the induction, specificity, prevention and breaking of immunologic paralysis and immunity to pneumococcal polysaccharide.
mesh_terms: D000818:Animals; D006026:Glycoside Hydrolases; D007108:Immune Tolerance; D051379:Mice; D011135:Polysaccharides, Bacterial; D011830:Radiation Effects; D013154:Spleen; D013296:Streptococcus pneumoniae / Q000276:immunology*
chemical_list: D011135:Polysaccharides, Bacterial; D006026:Glycoside Hydrolases