title: Modified antigenicity: an immunologic mechanism for species survival.
mesh_terms: D000818:Animals; D000941:Antigens; D016026:Bone Marrow Transplantation; D005260:Female; D005333:Fetus / Q000276:immunology; D006648:Histocompatibility; D007125:Immunogenetics; D008297:Male; D008431:Maternal-Fetal Exchange; D008722:Methods; D051379:Mice; D011247:Pregnancy; D011833:Radiation Injuries, Experimental; D016038:Skin Transplantation; D014181:Transplantation Immunology; D014184:Transplantation, Homologous
chemical_list: D000941:Antigens