Contact: Sarah Yang
University of California - Berkeley
Caption: Shown here is muscle tissue from an old mouse. After UC Berkeley researchers manipulated the biochemical response of adult stem cells in the old tissue, the muscle was able to repair itself from damage almost as well as muscle from young mice.
Credit: Photo courtesy of Morgan Carlson and Irina Conboy, UC Berkeley
Usage Restrictions: Use with credit to Morgan Carlson and Irina Conboy
Related news release: Stem cell researchers give old muscle new pep