In the long human struggle against organ scarcity, a 66-year-old man named Tim Andrews has quietly marked a new threshold — nine months of life freed from dialysis, sustained by a kidney borrowed from a genetically rewritten pig. His case, unfolding at Massachusetts General Hospital through early 2025, does not announce a cure so much as it illuminates a path: that the gap between a failing body and a life-saving transplant might, for some, be bridged by biology we are only beginning to understand. The organ eventually failed, as the body's ancient defenses reasserted themselves, but not befor
Genetically Modified Pig Kidney Extends Dialysis-Free Survival to Nine Months
Tim Andrews spent over two years on dialysis before the experimental transplant, experiencing significant strain on his daily life from the treatment regimen.