Make a Comment • Email Link • Send Letter to Editor IPFS News Link • Science, Medicine and Technology Chemist Cites Advance in Stem-Cell Field 04-24-2009 • Wall Street Journal Scientists have reprogrammed mature skin cells into an embryonic-like state by using proteins instead of genes, a key advance aimed at overcoming safety concerns in one of the hottest areas of biological research. Watch Streaming Broadcast Live: LRN.fm Watch live shows and archives TV Live Chat Telegram Share this page with your friends on your favorite social network: