ROCHESTER, Minn., Feb. 28 U.S. medical researchers say they have used regenerated failing mouse hearts using embryonic stem cells.Mayo Clinic scientists say they safely transplanted cardiac preprogrammed embryonic stem cells into diseased hearts of mice successfully regenerating infarcted heart muscle without precipitating the growth of a cancerous tumor. The achievement overcomes an obstacle that has impeded successful translation into practice of embryonic stem cell research.>>> Discuss This Story
