bits of radio chatter, snippets of fetal DNA circulate in the maternal blood during pregnancy The half-life of snippet is short, on the order of within 2 hours of traces… Click to show full abstract
bits of radio chatter, snippets of fetal DNA circulate in the maternal blood during pregnancy The half-life of snippet is short, on the order of within 2 hours of traces of fetal DNA have largely disappeared from the mother ’ s bloodstream this rich source of real-time information about fetal health. this discovery, led to noninvasive prenatal testing for Down syndrome, Noninvasive prenatal testing has fetal health screening the risks associated with invasive methods, amniocentesis chorionic villus sam-pling. discussed the path to developing a clinical test the implications of the
               
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