Bovine xenografts are a major buzzword today, and there's a question: xenografts will DEFINETLY be used for cosmetic purposes down the line, so moral issues will crop up like mad. But Im for xenografts in all forms, I mean come on, who wouldn't want retractable claws (a far-fetched example), etc?
http://www.vin.com/VINDBPub/SearchPB...00/PR00245.htm
http://www.tca.uwa.edu.au/pig/pig_main.html
