title: Editorial: Nature's transplant.
mesh_terms: D000818:Animals; D000939:Epitopes; D005260:Female; D005333:Fetus / Q000276:immunology; D006801:Humans; D007108:Immune Tolerance; D007111:Immunity, Cellular; D007165:Immunosuppression Therapy; D008431:Maternal-Fetal Exchange; D010920:Placenta / Q000276:immunology*; D011247:Pregnancy; D014181:Transplantation Immunology
chemical_list: D000939:Epitopes