title: Dissociation of cytotoxicity and helper activity of irradiated thymus cells.
mesh_terms: D000818:Animals; D000917:Antibody Formation; D000921:Antibody-Producing Cells; D001854:Bone Marrow Cells; D016026:Bone Marrow Transplantation; D002860:Chromium Radioisotopes; D003601:Cytotoxicity Tests, Immunologic; D017707:Erythrocyte Transfusion; D006462:Hemolytic Plaque Technique; D066298:In Vitro Techniques; D008214:Lymphocytes / Q000276:immunology / Q000528:radiation effects; D008297:Male; D051379:Mice; D008815:Mice, Inbred Strains; D011830:Radiation Effects; D012756:Sheep / Q000276:immunology; D013154:Spleen / Q000276:immunology; D013950:Thymus Gland / Q000166:cytology / Q000276:immunology / Q000528:radiation effects*; D014184:Transplantation, Homologous
chemical_list: D002860:Chromium Radioisotopes