New trisomy screening approach targeting fetal DNA present in maternal blood

15 Jan 2015
January 2015, Vol.4, no.1

Dr. Dominique Bérubé, Director of the genetics laboratory at OVO Clinic.

Several recent studies have demonstrated that intact fetal cells, as well as free fetal DNA, circulate in maternal blood. However, fetal cells are in very small quantities and they are difficult to isolate.