Molecular MRI (image) Massachusetts Institute of Technology Caption MIT researchers used a novel MRI contrast agent to track the location of a reporter protein called SEAP, indicated by the bright spot on the left side (inset). The larger image shows the corresponding optical image of the same contrast agent. Credit Gil Westmeyer and Alan Jasanoff Usage Restrictions Images for download are made available to non-commercial entities, press and the general public under a Creative Commons Attribution Non-Commercial No Derivatives license. You may not alter the images provided, other than to crop them to size. A credit line must be used when reproducing images. 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.