Helper activity of histocompatibility antigens on cell-mediated immunity.
D000818:Animals; D006084:Graft Rejection; D006649:Histocompatibility Antigens; D007108:Immune Tolerance; D007111:Immunity, Cellular; D051381:Rats; D011916:Rats, Inbred F344; D011917:Rats, Inbred Lew; D012730:Sex Chromosomes; D012737:Sex Factors; D016038:Skin Transplantation; D014184:Transplantation, Homologous
D006649:Histocompatibility Antigens