A<unk>  baby or<unk>  is a child who is conceived in order to provide an organ or cell transplant to a<unk>  that is affected with a fatal disease, such as cancer or Fanconi anemia, that can best be treated by hematopoietic stem cell transplantation. The<unk>  is conceived through in vitro fertilization. Fertilized zygotes are tested for genetic compatibility (human leukocyte antigen (HLA) typing), using preimplantation genetic diagnosis (PGD), and only zygotes that are compatible with the existing child are implanted. Zygotes are also tested to make sure they are free of the original genetic disease. The procedure is controversial.
Savior sibling
Feral child
Poster child
Birth attendant
Ben's Friends
Fisherman's Friend
Standard person
Women on Waves