Earlier Glimpse | GenomeWeb

Earlier Glimpse

DNA sequencing is changing prenatal screening, writes Jane Brody in her New York Times health column. New prenatal tests look at cell-free DNA from the fetus that is floating in the woman's blood and, Brody notes, appear to be accurate and can be performed early in a pregnancy. Currently, the tests mainly look for trisomies, like trisomy 21.

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At Nature, John Wilbanks and Eric Topol call for openness in health data.

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