Cardiovascular Progenitor Cells (CPCs) (IMAGE) NASA/Johnson Space Center Caption Cardiovascular progenitor cells (CPCs) cultured for the Cardiac Stem Cell investigation aboard the International Space Station. Credit Loma Linda University Usage Restrictions None 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.