A new kind of gene-edited pig kidney was just transplanted into a person

A month ago, Richard Slayman became the first living person to receive a kidney transplant from a gene-edited pig. Now, a team of researchers from NYU Langone Health reports that Lisa Pisano, a 54-year-old woman from New Jersey, has become the second. Her new kidney has just a single genetic modification—an approach that researchers hope could make scaling up the production of pig organs simpler. 

Pisano, who had heart failure and end-stage kidney disease, underwent two operations, one...