Fears arise as Chinese modify human embryo genes

April 23, 2015 10:46 AM

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Chinese scientists have successfully edited the genes of human embryos for the first time ever, confirming rumors that secret genetic experiments had been happening in the country and prompting fears that the discovery could lead to a new kind of eugenics.

The researchers were able to successfully modify a specific gene responsible for a potentially fatal blood disorder. But they say that problems encountered during the testing mean that it is unlikely to be used more widely in the immediate future.

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