The Whole World Is Watching
Hope—and anxiety—run high as the first clinical trial of embryonic-stem-cell therapy begins this summer.
Six weeks before the hoopla over President Barack Obama’s executive order lifting restrictions on embryonic-stem-cell research, Hans Keirstead, a scientist at the University of California, Irvine, was already sipping champagne. In 2005 Keirstead had published a study showing that a therapy derived from human embryonic stem cells could make partially paralyzed rats walk. Continue Reading »






