David Ayares, president and chief scientific officer of Revivicor, looks at pigs at the company's research farm near Blacksburg, Va., on May 29, 2024, where organs are retrieved for animal-to ...

On a farm in the southern US state of Virginia, David Ayares and his research teams are breeding genetically modified pigs to transplant their organs into human patients. The pigs are genetically ...

"It's a super exciting day," agrees David Ayares, president and chief scientific officer at Revivicor, who's been waiting outside the operating room to hear how the surgery went.

“These are precious animals,” said David Ayares of Revivicor Inc., who spent decades learning to clone pigs with just the right genetic changes to allow those first audacious experiments.

Has four pigs inactive, four pig genes inactivated and has six human genes,” said Ayares. Teams then clone pigs with the altered genes so, they can have a steady supply. “The embryos come here.

“These are precious animals,” said David Ayares of Revivicor Inc., who spent decades learning to clone pigs with just the right genetic changes to allow those first audacious experiments.

On a farm in the southern US state of Virginia, David Ayares and his research teams are breeding genetically modified pigs to transplant their organs into human patients.

David Ayares, president and chief scientific officer of Revivicor. About 300 pigs of different ages live on this farm, nestled in rolling hills, its exact location undisclosed for security reasons.

“These are precious animals,” said David Ayares of Revivicor Inc., who spent decades learning to clone pigs with just the right genetic changes to allow those first audacious experiments.. The ...