In Vitamin for Skin: Foothill yellow-legged frog

Two international teams of scientists say they have found a way to make human skin cells behave like embryonic stem cells, a development that holds the potential for medical breakthroughs without the controversial process of cloning. VOA's Jessica Berman reports. The two teams, conducting parallel research in different parts of the world, announced their research this week in papers published in t ...Vitamin for Skin