title: Role of natural suppressor cells in allograft tolerance.
mesh_terms: D000818:Animals; D000831:Animals, Newborn / Q000276:immunology; D000954:Antigens, Surface / Q000032:analysis; D002678:Chimera; D006087:Graft vs Host Reaction; D007108:Immune Tolerance; D007113:Immunity, Innate; D008208:Lymphatic System / Q000528:radiation effects; D051379:Mice; D050378:T-Lymphocytes, Regulatory / Q000276:immunology*
chemical_list: D000954:Antigens, Surface