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BioNews Comment articles written by Tessa Homfray:

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Progress in free fetal DNA (ffDNA)-based prenatal tests
15 September 2008 - by Tessa Homfray
The holy grail of prenatal diagnosis has been the identification of chromosome and single gene abnormalities through maternal blood sampling. This would allow safe accurate prenatal diagnosis, requiring much lower operator skills, and automation is potentially possible, making it cost-effective. In contrast, standard prenatal screening involves ultrasound and biochemical risk... [Read More]