Mannose (IMAGE) Johns Hopkins Medicine Caption Unlike most other cells, mannose residues (green) are abundant on the MSC cell membrane. Using an MRI technique that is sensitive to the presence of mannose, tracking of transplanted MSCs is now possible without the need of labeling them. Credit Image courtesy of Shreyas Kuddannaya Usage Restrictions -- 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.