Nonlinear SIM of Cytoskeletal Dynamics (IMAGE) Howard Hughes Medical Institute Caption This is a still image from video showing dynamics of the actin cytoskeleton over 40 time points at 15-second intervals as seen by patterned activation nonlinear structured illumination microscopy (SIM), in a COS-7 cell at 37°C expressing Skylan-NS-Lifeact. Credit Betzig Lab, HHMI/Janelia Research Campus Usage Restrictions Credit must be used 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.