Embryonic Human DNA Has Just Been Successfully Repaired in the U.S.

U.S. scientists have successfully repaired DNA in a human embryo for the first time.

Image source: Kateryna Kon/Shutterstock

American researchers have announced the successful repair of a human embryo's genes. As reported in the journal Nature, they used CRISPR-cas9. On one hand, their success represents an exciting breakthrough and on the other, it's a stark reminder of all we don't yet understand about human genetics. That's because the repair of the gene occurred in a way that researchers didn't anticipate.

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