A research team led by a Japanese medical school professor said Monday it has conducted the world's first transplant of heart muscle tissues using artificially derived stem cells known as iPS.Yoshiki Sawa of Osaka University's medical school said the transplant was conducted Monday in a clinical trial to study the treatment's effectiveness and safety in a patient with serious heart failure.It is hoped that the transplant of iPS cells will serve as an alternative to a heart transplant, which has been the only option for treating heart failure.The experimental treatment will be given to 10 pa…READ FULL ARTICLE