Figure from the study showing humanized kidney cells inside the embryo Scientists have successfully grown a human organ inside another animal for the first time. In a new study, published Thursday ...

Scientists have successfully grown kidneys made of mostly human cells inside pig embryos — taking researchers yet another step down the long road toward generating viable human organs for transplant.

Editor’s note: Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Scientists have grown kidneys containing ...

Researchers for the first time have grown a part-human, part-pig kidney in a pig embryo, marking new progress toward technology that could someday address the ongoing shortage of organs for transplant ...

Scientists inserted human stem cells in pig embryos that couldn't develop kidneys, then let these embryos gestate in sows for several weeks. The experiments resulted in kidneys partly made of ...

Chinese scientists have succeeded in growing kidneys containing human cells in pig embryos, a world first that could one day help address organ donation shortages. But the finding, published Thursday ...

In a bid to improve organ transplant options in the future, a team led by researchers at the Chinese Academy of Sciences has shown that it's possible to produce pig embryos containing "humanized" ...

Dr. Jun Wu and associates of the Salk Institute have published a report on the successful growth of human stem cells in pig embryos. The project may have implications for transplant organ development, ...

Studying the early development of human embryos is challenging due to ethical constraints and technical difficulties. Therefore, animal models are often used to understand the biological processes ...