Rogue on the loose

 作者:濮杨窑     |      日期:2019-03-07 01:18:00
By Anil Ananthaswamy A PROTEIN found in the blood of cancer patients can behave just like a prion, the infectious agent that causes mad cow disease. Its discoverers think it might help cancers spread throughout the body. “We always tend to think of cancer as a genetic disease, caused by mutations,” says Mike Scott, a prion researcher at the University of California, San Francisco. “But there is this distinct possibility that there might be some prion-like mechanism involved in at least some tumours.” This is the first example, he says,