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DNA Testing: Prenatal DNA Testing

The popularity of DNA paternity testingphysician's fee for drawing the DNA samples.
continues to grow in our society. SomeDNA samples from the parents are collected
observers have expressed concern about thevia a buccal swab rubbed against the inside
emotional and financial impact of DNAof the mouth. As with standard DNA paternity
paternity test results on young children.testing, DNA sample collection procedures may
Paternity can now be determined before a babyvary depending on whether you need
is born through the use of prenatal DNAcourt-admissible results. Prenatal DNA
testing. Prenatal DNA testing is possibletesting for court proceedings requires proof
because a child's DNA is formed at conceptionof identities and chain of custody
and does not change. Although prenatal DNAverification  by  a  witness.
testing is a little more involved than a
standard home DNA paternity test, the processQuestions have been raised regarding the
is still fairly straightforward. The accuracyethics of prenatal DNA testing, given that
levels of prenatal DNA testing are identicalthere are risks to the fetus. But there are
to  standard  DNA  paternity  testing.several instances in which prenatal DNA
testing is preferred. For example, in cases
Prenatal DNA testing requires samples fromof artificial insemination, there may be a
the unborn child, the mother, and the allegedneed to verify the sample source. Some DNA
father. DNA samples from the unborn child aretesting labs are now offering the option of
collected via amniocentesis or CVS.non-invasive prenatal DNA testing. Fetal DNA
Amniocentesis is the removal of a smallcan be isolated out of blood samples drawn
sample of the amniotic fluid surrounding thefrom the mother's arm. This lowers the cost
fetus. Amniocentesis can be performed duringof prenatal DNA sample collection, and
the  14th  to  24th  week  of  pregnancy.expands the number of facilities where
samples may be drawn. And, most importantly,
Prenatal DNA testing also requires a separateit eliminates risk to the unborn child.



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