A genetically modified pig kidney kept a 66-year-old man off dialysis for a record nine months, marking the longest survival yet for a pig kidney transplanted into a living person and the first time such an organ successfully served as a bridge to a later human transplant. The Guardian reports: Tim Andrews was seriously ill with end-stage kidney disease caused by type 2 diabetes and had only a 9% chance of receiving a human kidney within five years, against a more than 40% risk of dying or being removed from the waiting list. Kidney transplantation provides the best survival and quality of lif