Xenotransplant (genetically-modified pig)

Reemtsma 1964 chimpanzee-kidney → human; modern era uses CRISPR-edited pigs (10-gene knockouts: α1,3-galactose / β4GalNT2 / Neu5Gc / PERV-inactivation; 6-gene additions: hCD46/hCD55/hTM/hEPCR/hHO1/hCD47). Revivicor / eGenesis programs. …