Exosomes (IMAGE) City of Hope Caption A high-powered microscope image showing exosomes, nanosized parts of cells. Credit Surya Shrivastava / City of Hope Usage Restrictions Please use credit information License Original 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.