Fibroblasts (IMAGE) University of North Carolina Health Care Caption These are cardiofibroblasts that Li Qian's lab changed into iCMs -- induced cardiomyocytes that compose healthy heart muscle. Credit Qian Lab, UNC School of Medicine Usage Restrictions credit properly License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.