'Liquid Biopsy' Made Possible by Exosomes (IMAGE) University of Kansas Caption These are exosomes from a liver cell line imaged by nanoparticle tracking analysis. Credit Michael Wang | KU News Service 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.