Pig kidney works in human body for 271 days – is this the future of organ transplants? BBCGenetically modified pig kidney keeps man alive for record nine months theguardian.comA Transplanted Pig Kidney Is Still Working After a Record-Setting 9 Months in a Patient WIREDRecipients of gene-edited pig kidneys successfully receive human organs STATIn a First, a Pig Kidney Kept a Patient Alive Until He Got a Human One The New York Times