Tag: Progenitor Cells

  • Nation & World

    A marker for breast cancer

    An international scientific collaborative led by the Harvard Stem Cell Institute’s Kornelia Polyak has discovered why women who give birth in their early 20s are less likely to develop breast cancer than women who don’t, triggering a search for a way to confer this protective state on all women.

    4 minutes
  • Nation & World

    Helping the heart help itself

    Stem cells being transfused into post-heart attack patients may not be developing into new heart muscle, but they still appear to be beneficial. Some stem cells in the bone marrow, called c-kit+ cells, appear capable of stimulating adult stem cells already present in the heart to repair damaged tissue.

    3 minutes