Tuesday, September 06, 2011


Your Cells Are My Cells

Many, perhaps all, people harbor a small number of cells from genetically different individuals--from their mothers and, for women who have been pregnant, from their children. What in the world do these foreigners do in the body?

Very interesting summary of maternal and fetal microchimerism. Full article at Scientific American.

A deeper article in Nature about a chimeric condition in children.

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