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University of Wisconsin-Madison

Report: It's ethical to test embryos from DNA of 3 people

It's ethical to test a provocative new fertility technique that would prevent mothers from passing on rare but devastating diseases by creating embryos from the DNA of three people — dad, mom and an egg donor — advisers to the government said Wednesday.

But don't expect studies to begin anytime soon. It's not clear that such research can overcome political hurdles.

At issue is a kind of DNA that children can inherit only from their mother: genes that are inside the mitochondria, the energy factories in cells. Britain last year became the first country to approve creation of embryos that swap a mother's defective mitochondrial DNA with healthy genetic material...

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