Human embryos edited to stop disease

Source: BBC News

EmbryoImage copyrightOHSU
Image captionPictures of the genetically modified embryos

Scientists have, for the first time, successfully freed embryos of a piece of faulty DNA that causes deadly heart disease to run in families.

It potentially opens the door to preventing 10,000 disorders that are passed down the generations.

The US and South Korean team allowed the embryos to develop for five days before stopping the experiment.

The study hints at the future of medicine, but also provokes deep questions about what is morally right.

Science is going through a golden age in editing DNA thanks to a new technology called Crispr, named breakthrough of the year in just 2015.

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