Thursday, November 15, 2007

Menstrual blood could be rich source of stem cells

The "monthly curse" may be anything but: menstrual blood appears to be a rich and easily accessible source of adult stem cells, claim two competing research groups.

Each month, after a woman’s uterine lining is shed, it has to be rebuilt in preparation for a fertilised egg. This feat involves growing the billions of cells making up the 5 millimetre-thick lining in just seven days.

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