内容摘要：For years, federal health officials have told most Americans to expect annual updates to COVID-19 vaccines, similar to the annual flu shot. Just like with flu vaccines, until now the FDA has approved updated COVID shots so long as they show as much immune protection as the previous year’s version.

For years, federal health officials have told most Americans to expect annual updates to COVID-19 vaccines, similar to the annual flu shot. Just like with flu vaccines, until now the FDA has approved updated COVID shots so long as they show as much immune protection as the previous year’s version.

While the pigs are housed in a germ-free facility, researchers performed extra testing for any hidden infection. Everyone in the operating room must have certain vaccinations and undergo blood tests of their own.Surgery over, doctors wheeled Miller’s body into the same ICU room where five years earlier Montgomery had recovered from his heart transplant.

Next came more intense testing than living patients could tolerate. Every week doctors biopsy the kidney, putting samples under the microscope to spot any hints of rejection. Blood is continually monitored, the spleen got a peek, and nurses keep close watch that the body is being properly maintained on the ventilator.The first few weeks, Griesemer checked lab test results and vital signs multiple times a day: “You’re like, OK, hopefully things are still good — but is this the day it starts to turn?”And they’re shipping biopsy samples to research partners across the country and as far away as France.

“Our staff doesn’t sleep that much,” said Elaina Weldon, a nurse practitioner who oversees the transplant research. But with each passing week, “everybody is really now at the point of, what more can we do? How far can we push?”Mary Miller-Duffy and her wife, Sue Duffy, leave the NYU Langone Health medical center in New York on Aug. 10, 2023. Research with her brother-in-law’s body has changed Sue’s outlook on organ donation. “Maybe I don’t need all my organs when I go to heaven,” she says. “Before I was a hard no. ... Now I’m a hard yes.” (AP Photo/Shelby Lum)

Mary Miller-Duffy and her wife, Sue Duffy, leave the NYU Langone Health medical center in New York on Aug. 10, 2023. Research with her brother-in-law’s body has changed Sue’s outlook on organ donation. “Maybe I don’t need all my organs when I go to heaven,” she says. “Before I was a hard no. ... Now I’m a hard yes.” (AP Photo/Shelby Lum)

She knows firsthand the huge interest: NYU quizzed community groups and religious leaders before embarking on research with donated bodies that might have sounded “a little bit more on the sci-fi side of things.”in Istanbul on May 16. The talks, which lasted two hours, brought no significant breakthrough, although both sides agreed to the

of the war. It was carried out last weekend and freed 1,000 captives on each side.Fidan on Friday voiced a belief that the successful swap has “proved that negotiations can yield concrete results.”

“There are two paths in front of us. Either we will turn a blind eye to the continuation of the war, or we will reach a lasting peace within the end of the year,” he told reporters in Kyiv.Associated Press writers Hanna Arhirova and Illia Novikov in Kyiv, Ukraine, and Suzan Fraser in Ankara, Turkey, contributed to this report.