Cell Contact (IMAGE) Rockefeller University Caption A new labeling technique visualizes brief encounters between dendritic cells (red) and T cells (green). When these cells come into contact, they tag each other with a fluorescent stain (white). Credit Laboratory of Lymphocyte Dynamics Usage Restrictions Image may be used only to illustrate the research described in the accompanying release. 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.