It’s the longest a human has ever lived with a pig organ, marking another step forward in the burgeoning field of xenotransplantation, or the practice of transplanting animal organs into humans.

But in early April, her body ‒ which had tolerated the kidney longer than any human had ever survived with an animal organ ‒ suddenly rejected it. Doctors aren't yet sure why, but it happened ...

A biotech company recently announced that it's implanted another pig kidney into a human recipient. Here's what to know.

While the initial results are promising, Peter Friend, an organ transplant specialist at the University of Oxford, tells New Scientist that the best way to gauge the health of the animals’ organs ...

Cells are the smallest unit of life. Cells in multicellular plants and animals are arranged into tissues, organs and organ systems. Cells. Tissues. Organs. Organ systems. And the organism itself.

This animal-to-human organ transplant, or xenotransplant, was made possible through advancements in gene-editing and cloning. With insufficient human kidneys to meet the demand for transplants ...