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Editing Embryo DNA Yields Clues About Early Human Development

Enlarge this image Kathy Niakan, a developmental biologist at the Francis Crick Institute in London, used the CRISPR gene editing technique to find out how a gene affects the growth of human embryos. Courtesy of The Francis Crick Institute hide caption toggle caption Courtesy of The Francis Crick Institute For the first time, scientists have edited the DNA in human embryos to make a fundamental discovery about the earliest days of human development. By modifying a key gene in very early-stage embryos, the researchers demonstrated that a gene plays a…

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