In this photo provided by NYU Langone Health, a gene-edited pig kidney with thymus is removed from its transport container to be prepared for transplantation at the hospital in New York on April 12, 2024. Doctors transplanted a pig kidney into a patient, who was near death, part of a dramatic pair of surgeries that also included a fix for her failing heart. (Joe Carrotta/NYU Langone Health via AP)
Lisa Pisano looks at photos of her dog after her surgeries at NYU Langone Health in New York on Monday, April 22, 2024. Doctors transplanted a pig kidney into Pisano, who was near death, part of a dramatic pair of surgeries that also included a fix for her failing heart. (AP Photo/Shelby Lum)
Lisa Pisano steps back into her bed while recovering from her surgeries at NYU Langone Health in New York on Monday, April 22, 2024. Doctors transplanted a pig kidney into Pisano, who was near death, part of a dramatic pair of surgeries that also included a fix for her failing heart. (AP Photo/Shelby Lum)
This family photo shows Lisa Pisano, right, and her daughter, Brittany Harvill. In April 2024, doctors transplanted a pig kidney into Pisano, who was near death, part of a dramatic pair of surgeries that also included a fix for her failing heart. (Courtesy NYU Langone Health via AP)
In this photo provided by NYU Langone Health, surgeons lower a gene-edited pig kidney into Lisa Pisano's abdomen at the hospital in New York on April 12, 2024. Doctors transplanted the organ into Pisano, who was near death, part of a dramatic pair of surgeries that also included a fix for her failing heart. (Joe Carrotta/NYU Langone Health via AP)
Lisa Pisano looks at photos of her dog after her surgeries at NYU Langone Health in New York on Monday, April 22, 2024. Doctors transplanted a pig kidney into Pisano, who was near death, part of a dramatic pair of surgeries that also included a fix for her failing heart. (AP Photo/Shelby Lum)
In this photo provided by NYU Langone Health, surgeons work during the implantation of a gene-edited pig kidney for Lisa Pisano at the hospital in New York on April 12, 2024. Doctors transplanted a pig kidney into Pisano, who was near death, part of a dramatic pair of surgeries that also included a fix for her failing heart. (Joe Carrotta/NYU Langone Health via AP)
In this photo provided by NYU Langone Health, surgeons operate on Lisa Pisano at the hospital in New York on April 12, 2024. Doctors transplanted a pig kidney into Pisano, who was near death, part of a dramatic pair of surgeries that also included a fix for her failing heart. (Joe Carrotta/NYU Langone Health via AP)
In this photo provided by NYU Langone Health, a surgeon lifts the gene-edited pig kidney out of Lisa Pisano's abdomen to check its function at the hospital in New York on April 12, 2024. Doctors transplanted the organ into Pisano, who was near death, part of a dramatic pair of surgeries that also included a fix for her failing heart. (Joe Carrotta/NYU Langone Health via AP)