Heart Cells (IMAGE) Terasaki Institute for Biomedical Innovation Caption Heart cells in a bioink (left) without oxygen support and (right) with oxygen-releasing capabilities. Live cells are stained green, dead cells in red. Credit Khademhosseini Lab 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.