<unk>  is the process by which a woman donates<unk> s to enable another woman to conceive as part of an assisted reproduction treatment or for biomedical research. For assisted reproduction purposes,<unk>  typically involves in vitro fertilization technology, with the<unk> s being fertilized in the laboratory; more rarely, unfertilized<unk> s may be frozen and stored for later use.<unk>  is a third party reproduction as part of assisted reproductive technology. In the United States, the American Society for Reproductive Medicine has issued guidelines for these procedures, and the Food and Drug Administration has a number of guidelines as well. There are boards in countries outside of the US which have the same regulations. However,<unk>  agencies in the U.S. can choose whether to abide by the society's regulations or not.
Egg donation
Assisted reproductive technology
Embryo transfer
Partner-assisted reproduction
Fetal surgery
Embryo cryopreservation
Artificial insemination
Sperm donation