Researchers Hail Creation of Stem Cells Safe for Human Use - TIME

Researchers Hail Creation of Stem Cells Safe for Human Use - TIME: ". Just three years since a Japanese researcher first reprogrammed ordinary skin cells into stem cells without the use of embryos, scientists at a Massachusetts biotech company have repeated the feat, only this time with a new method that creates the first stem cells safe enough for human use. The achievement brings the potentially lifesaving technology one step closer to real treatments for disease."