title: Antigenic competition between heterologous erythrocytes. I. Thymic dependency.
mesh_terms: D000818:Animals; D000917:Antibody Formation; D000941:Antigens; D001853:Bone Marrow / Q000276:immunology; D001854:Bone Marrow Cells; D004912:Erythrocytes / Q000276:immunology*; D006386:Hemagglutination Tests; D006736:Horses; D008214:Lymphocytes / Q000276:immunology; D051379:Mice; D011828:Radiation Chimera; D012756:Sheep; D013154:Spleen / Q000166:cytology / Q000276:immunology; D013934:Thymectomy; D013950:Thymus Gland / Q000166:cytology / Q000276:immunology*
chemical_list: D000941:Antigens