JUNE 6, 2007
  Loss of Stem Cells Correlates with Premature Aging in Animal Study, Penn Researchers Find
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Hair follicle stem cells (green) are lost from resting follicles (left) during hair regeneration (right) leading to alopecia, or hair loss.

Image Credit: Ruzankina et al., University of Pennsylvania School of Medicine; Cell Stem Cell

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BRCA1 and Rap80 at DNA Damage Sites

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