Add Yahoo as a preferred source to see more of our stories on Google. The kidney, pre-transplant, in a perfusion device which is used to circulate a solution that contains the converting enzymes.

Scientists have taken a decisive step toward ending one of transplant medicine’s most stubborn bottlenecks: the need to match donor organs to a recipient’s blood type. By chemically reengineering a ...

Forbes contributors publish independent expert analyses and insights. I write about biodiversity and the hidden quirks of the natural world. There’s more history in your blood types than you think, ...