Nature's transplant.
D000818:Animals; D005260:Female; D005333:Fetus / Q000276:immunology*; D006384:Hemagglutination; D006801:Humans; D007136:Immunoglobulins / Q000032:analysis; D007621:Karyotyping; D007962:Leukocytes / Q000276:immunology; D008431:Maternal-Fetal Exchange; D051379:Mice; D011247:Pregnancy; D014181:Transplantation Immunology
D007136:Immunoglobulins