After years of trial and error, scientists have finally done something incredible: They have successfully grown human stem cells in a pig embryo. Why would anyone do this? Turns out, many ...

A group led by scientists at the Salk Institute for Biological Studies has taken the first big step toward making this a reality: today (January 26) in Cell, they report having grown the first ...

Researchers have previously created human-animal embryos, such as sheep and pig embryos with human cells, but those pregnancies were terminated after a few days or weeks. This experiment aims to ...

“We think that the developmental cues that exist in the pig will help to guide the human cells inside the porcine embryo. In the in vitro approach, there is a physical scaffold that exists, but the ...

The virus-free pigs could get us a step closer to transplanting pig organs into humans, something that's been a challenge in the past. Next, the company may have to make some more tweaks to make ...