Barcoded Blood Stem Cells (IMAGE) Harvard University Caption New genetic barcoding technology allows scientists to identify differences in origin between individual blood cells. Credit Camargo Lab Usage Restrictions The image may only be used with appropriate credit. 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.