His effort paid off: Tim Andrews, 66, is only the second person known to be living with a pig kidney. Andrews is free from ...

For the second time, Massachusetts General Hospital has transplanted a genetically edited pig kidney into a human.

Tim Andrews, 66, was diagnosed with end-stage kidney disease more than two years ago. Since then, he's treated his condition ...

For the second time in less than a year, doctors at Massachusetts General Hospital have transplanted a genetically-edited pig ...

A 66-year-old man, Tim Andrews, has successfully undergone a pig kidney transplant, becoming the second person to do so.

It was the fourth pig kidney transplant in the United States, and the first of three that will be done at Mass General as part of a new clinical trial sanctioned by the Food and Drug Administration.

A Concord man is the latest recipient of an unusual procedure: He's had his kidney replaced with one from a pig.