Scientists on the trail of fixing broken hearts.

Byline: Ed Edelson

BIOSCIENCE Scientists on the trail of fixing broken hearts Stem cells can be a sticking plaster therapy that promises to rebuild damaged hearts, writes US SCIENTISTS report a major step towards the goal of literally rebuilding a broken heart creating a strip of working heart muscle in the laboratory by using a newly identified human cardiac master stem cell. This work moves us closer to heart stem cell therapy, says Dr Kenneth Chien, director of the Massachusetts General Centre for Cardiovascular Research, a member of the Harvard Stem Cell Institute and leader of a group reporting the work online in Science. That therapy, he says, would be almost like …