The study found that Prequel ® Prenatal Screen with AMPLIFYâ„¢ technology enables reliable results as early as eight-weeks’ gestation. Typically, prenatal cell-free DNA (pcfDNA) screening is offered ...
Volunteers must be at least 18 years old and must have had a previous ultrasound after 18 weeks of pregnancy. They should also bring a USB drive with at least 1GB of storage space for the images.