As a bioethicist and philosopher explains the ethics of using organs grown in animals for human transplant procedures. When you purchase through links on our site, we may earn an affiliate commission.

In a Maryland operating room one day in November 2025, doctors made medical history by transplanting a genetically modified pig kidney into a living patient. The kidney had been engineered to mimic ...

Monika Piotrowska does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...