Suppressor cells in enhancement of organ allografts.
D000818:Animals; D000917:Antibody Formation; D001803:Blood Transfusion; D004306:Dose-Response Relationship, Immunologic; D006085:Graft Survival; D016027:Heart Transplantation; D010950:Plasma Cells; D051381:Rats; D011917:Rats, Inbred Lew; D013601:T-Lymphocytes / Q000276:immunology* / Q000637:transplantation; D013934:Thymectomy; D014184:Transplantation, Homologous