title: Horse anti-pneumococcal immunoglobulins. II. Specific mouse protective activity.
mesh_terms: D000818:Animals; D006736:Horses; D008623:Mercaptoethanol; D051379:Mice; D011008:Pneumococcal Infections / Q000276:immunology*; D011135:Polysaccharides, Bacterial; D005719:gamma-Globulins
chemical_list: D011135:Polysaccharides, Bacterial; D005719:gamma-Globulins; D008623:Mercaptoethanol