949 citations
,
  January 2001   in “Cell”    Adult mouse skin contains stem cells that can create new hair, skin, and oil glands.  
      116 citations
,
  August 2010   in “Nature”
           116 citations
,
  August 2010   in “Nature”    Scientists turned rat thymus cells into stem cells that can help repair skin and hair.  
               33 citations
,
  October 2013   in “PloS one”    Human sweat glands have a type of stem cell that can grow well and turn into different cell types.  
      
    Umbilical cord blood is a valuable source of stem cells for medical treatments, but its use is less common than other transplants, and there are ethical issues to consider.  
      291 citations
,
  October 2005   in “Proceedings of the National Academy of Sciences of the United States of America”
           291 citations
,
  October 2005   in “Proceedings of the National Academy of Sciences of the United States of America”    Adult stem cells from rat whisker follicles can regenerate hair follicles and sebaceous glands.