Pig Heart Kept Alive in Baboon for Two Years

Researchers have successfully kept a pig’s heart alive inside a baboon for more than two years, paving the way for animal-to-human organ transplants.

In a paper published on Tuesday in the journal Nature Communications, scientists from the National Institutes of Health (NIH) in Bethesda, Maryland, described how a pig’s heart was grafted onto the baboon’s abdomen.