title: Letter: Cytotoxic lymphocytes from normal donors.
mesh_terms: D001782:Blood Donors; D002295:Carcinoma, Transitional Cell / Q000276:immunology*; D002460:Cell Line; D002478:Cells, Cultured; D003601:Cytotoxicity Tests, Immunologic; D000939:Epitopes; D006801:Humans; D008214:Lymphocytes / Q000276:immunology*; D012509:Sarcoma / Q000276:immunology*
chemical_list: D000939:Epitopes