Black backgrond with green (IMAGE) University of Göttingen Caption Fluorescence confocal microscopy images of activated immune CD8+ T-cells labelled with a novel fluorescent lipopeptide that senses cholesterol changes inside membranes Credit Nikolaos Kaplaneris, University of Göttingen Usage Restrictions None 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.