Studies on the testis as an 'immunologically privileged' site.
D000818:Animals; D008208:Lymphatic System; D008297:Male; D051381:Rats; D016038:Skin Transplantation; D013737:Testis / Q000276:immunology*; D014181:Transplantation Immunology; D014182:Transplantation, Autologous; D014184:Transplantation, Homologous