Male DNA found in female brains
Discovery suggests fetal cells can slip through blood-brain barrier
By Laura Sanders, 16:51 PM September 28, 2012
Children live on in their mothers’ brains for decades, and not just as memories. Scientists have found pockets of male DNA, presumably from boy fetuses, in the brain tissue of women who died in their 70s.
Not only is male DNA present in women’s brains, it’s common, researchers report online September 26 in PLOS ONE. J. Lee Nelson of the Fred Hutchinson Cancer Research Center in Seattle and her colleagues found snippets of a male-only gene in the brains of 18 of 26 women who died without ne...
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