Transplant fears

 作者:羿邓     |      日期:2019-03-08 03:01:04
Doctors, medical researchers and veterinarians who are worried about the risks of transplanting organs from animals to people are asking the US Department of Health and Human Services to impose a moratorium on the practice. The Campaign for Responsible Transplantation, a group based in Boston, fears that viruses in animal organs could gain a foothold in the weakened immune systems of transplant patients, then mutate and spread to other people, causing an epidemic. The group has filed a petition requesting a ban,