Medical research

Scientists create embryos with cells from monkeys, humans

Researchers have successfully introduced human stem cells into monkey embryos in the lab, creating short-lived hybrid organisms that could prove an important step in growing human transplant organs from livestock or creating ...

Medical research

Japan okays research using human cells in animals

Japan has given the green light to a controversial research process involving implanting animals with human stem cells that could eventually help grow human organs for transplant inside animal hosts.

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