A good night's sleep keeps your stem cells young

After waking up the hematopoietic stem cells, bone marrow of normal mice is packed with blood cells whereas the bone marrow of Fanconi mice is severely depleted, the blood cells have been replaced by fat cells. Credit: Michael Milsom, DKFZ In a study just published in the journal Nature , scientists at the Deutsches Krebsforschungszentrum Heidelberg and at the Institute for Stem Cell Technology and Experimental Medicine have uncovered that environmental stress is a major factor in driving DNA damage in adult hematopoietic stem cells.

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