Undifferentiated Ethics: Why Stem Cells from Adult Skin Are as Morally Fraught as Embryonic Stem Cells

September 13, 2010

When researchers first demonstrated in 2007 that human skin cells could be reprogrammed to behave like stem cells that can fully differentiate into other cells, scientists and politicians alike rejoiced. All the potential of embryonic stem cells might be harnessed with the new techniques—without the political and moral controversy associated with destroying a fertilized egg. (Scientific American)