Women's Health Weekly
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At-Risk Pregnancies
New technique may help detect fetal single gene disorders
March 10th, 2005
A technique called size-fractionation performed on a sample of a mother's blood allows researchers to identify fetal DNA molecules separate from maternal DNA as a way to determine which pregnancies may be at risk for genetic disorders. Ying Li, PhD, from University Hospital, Basel, Switzerland, and colleagues reported on this method in a preliminary communication in the February 16, 2005, issue of the Journal of the American Medical Association, a theme issue on medical applications of biotechnology (JAMA, 2005;293:843-849). Currently, prenatal diagnosis of hereditary genetic disorders relies on invasive procedures, such as amniocentesis or...
Source: Women's Health Weekly (2005-03-10)
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