The following letter, from University of Tokyo’s Hisashi Moriguchi, responds to a recent news feature in Nature describing the scientific race for the assessment and production of induced pluripotent stem cells. Read more
In June, widely publicized work from three labs showed that specialized cells could be reprogrammed after transfection with four genes. In this correspondence, James Trosko suggests an alternative explanation, that the reprogrammed cells identified by groups led by Shinya Yamanaka, Rudolf Jaenisch, and Konrad Hochedlinger and Kathrin Plath could in fact be skin stem cells reprogrammed to an embryonic state. Read more
The Niche is a blog hosted by Nature Reports Stem Cells to provide an informal forum for debate and commentary on stem cell research and its wider implications for ethics, policy, business, and medicine.