I think you might still run into rejection with that since its like not in sync with their immune system. So it would probably be better to temporarily have them on a pacemaker or mechanical heart while you grow a heart inside of them to replace the old one. Or the equivalent for other organs.
kevviiinn|2 years ago
AFAIK the immune systems works through antigen detection, the antigens that your immune system recognise as your own are innate to your own cells and are expressed automatically