Fluorescently Stained Lab-Fabricated Cardiomyocytes (IMAGE) Michigan Technological University Caption These lab-fabricated, fluorescently stained cardiomyocytes-heart muscle cells-exhibit the maturation and functionality of heart cells grown within a heart. Credit Parisa Pour Shahid Saeed Abadi/Michigan Tech Usage Restrictions Please properly credit photo. 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.