Kronenberg and Riffelmacher (IMAGE) La Jolla Institute for Immunology Caption LJI study leaders Mitchell Kronenberg, Ph.D., (left) and Thomas Riffelmacher, Ph.D. (Image credit: Matthew Ellenbogen, LJI) Credit Matthew Ellenbogen, LJI Usage Restrictions Credit Matthew Ellenbogen, La Jolla Institute for Immunology 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.