What is Non-Invasive Paternity DNA Test Non-Invasive paternity DNA test conducted by 23dna utilizes blood samples taken from the arm of the pregnant woman.
23dna conducts these tests accurately even before the baby is born and there is no risk to the fetus, unlike Invasive paternity DNA tests like Amniocentesis and Chorionic Villus Sampling. It is a new technology available since 2002 and is becoming very popular during the recent years, though the success rates and results vary. Non-invasive paternity DNA test gets its name, since it utilizes only blood samples taken from the pregnant women's arm.
The blood collected from pregnant woman's arm will contain the DNA of both her and the child. 23dna extracts fetal DNA from the pregnant woman's blood sample, and test conducted to determine the paternity relationship. To perform the tests, 23DNA collects alleged fathers DNA sample by means of simple specimen obtained from the cheek cells. A hair with the root attached are other specimen samples collected by 23dna to determine the alleged father.