Written by Kentucky Equine Research Staff. Embryo transfer is a technique in which a mare (donor) conceives through natural or artificial insemination and the embryo is flushed from the uterus before it implants. The embryo is then introduced into the uterus of another mare (recipient) where it implants and matures. If all goes well, theContinue reading “Recipient Mares Influence Embryo Transfer Foals”