Researchers at the Stanford University School of Medicine have pinpointed why normal aging is accompanied by a diminished ability to regain strength and mobility after muscle injury: over time, stem cells within muscle tissues dedicated to repairing damage become less able to generate new muscle fibers and struggle to self-renew.
Fuente : http://www.eurekalert.org/pub_releases/2014-02/sum...
Fuente : http://www.eurekalert.org/pub_releases/2014-02/sum...