Man fails paternity test because genes in his saliva are different to those in sperm

Monday, October 26, 2015

It is thought cells from a miscarried sibling were absorbed by the man while he was in the womb

A US man has failed a paternity test after doctors revealed his dead twin, whose DNA the man absorbed in the womb, is the genetic father of the child.

The 34-year-old man is the first ever reported case of a paternity test being fooled by a human chimera, someone with extra genes absorbed from a twin lost in early pregnancy.

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Man fails paternity test because genes in his saliva are different to those in sperm

It is thought cells from a miscarried sibling were absorbed by the man while he was in the womb