Home pageArticles - biotech and pharmacySon's DNA found inside mother's brain

Son's DNA found inside mother's brain

Date: 11.3.2013 

New Scientist, 27 September 2012: Mothers always have their children in the back of their minds – now it seems that this is quite literally true. Fetal DNA can enter a mother's brain and remain there for decades, according to autopsies of female brains. Kredit: oksun70. Fotolia.com

During a pregnancy, cells from mother and fetus can cross the placenta and survive for decades in the skin, liver and spleen – a phenomenon called fetal microchimerism.

Fetal DNA can also cross the blood-brain barrier and enter the brain of pregnant mice (Stem Cells, doi.org/ctfj7v). But it's unclear whether the same happens in humans, says Lee Nelson of the Fred Hutchinson Cancer Research Center in Seattle...


 

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