On Switch That Turns Stem Cells Into Muscle (Medical News Today)
Tuesday, March 31st, 2009
In a genetic engineering breakthrough that could help everyone from bed-ridden patients to elite athletes, a team of American researchers - including 2007 Nobel Prize winner Mario R. Capecchi - have created a switch that allows mutations or light signals to be turned on in muscle stem cells to monitor muscle regeneration in a living mammal.