The quest to grow functional human organs in animal hosts has made significant strides, marking a revolutionary leap in regenerative medicine and transplantation. This groundbreaking research offers ...

Scientists have advanced human-animal chimera research by successfully growing human cells within the organs of mice. This development could bring experts closer to the goal of custom-growing human ...

Scientists have successfully grown embryos that contain a combination of human and monkey cells, a major breakthrough in a rapidly advancing field of genetics that researchers say could one day ...

The research offers the first proof that human embryonic stem cells -- vaunted for their potential to turn into every kind of human cell, at least in laboratory dishes -- can become functional human ...

Scientists based in China have created a monkey chimera with two sets of DNA, experimental work they say could ultimately benefit medical research and the conservation of endangered species. The ...