title: Studies on antigen-binding cells. I. The origin of reactive cells.
mesh_terms: D000818:Animals; D000888:Antibodies, Anti-Idiotypic; D000918:Antibody Specificity; D000937:Antigen-Antibody Reactions; D000941:Antigens; D001854:Bone Marrow Cells; D004912:Erythrocytes / Q000276:immunology; D006462:Hemolytic Plaque Technique; D007104:Immune Adherence Reaction; D007106:Immune Sera; D051379:Mice; D008815:Mice, Inbred Strains; D011828:Radiation Chimera; D012756:Sheep; D013154:Spleen / Q000166:cytology; D013950:Thymus Gland / Q000166:cytology / Q000276:immunology*
chemical_list: D000888:Antibodies, Anti-Idiotypic; D000941:Antigens; D007106:Immune Sera