Noninvasive test for trisomy 21 closer at hand

Thursday, February 10, 2011 - 14:40 in Health & Medicine

In 1980 in the United States, approximately 4.5% of all pregnant women were of advanced maternal age. By 2007 that figure had increased to 14%. Women over 35 are at increased risk of giving birth to babies with trisomy 21. In a study published online today in the American Journal of Obstetrics and Gynecology (AJOG), researchers from the Sequenom Centre for Molecular Medicine confirmed that DNA sequencing of maternal blood plasma could accurately detect trisomy 21...

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