Actin and Cell Membrane (IMAGE) Colorado State University Caption This image shows a superresolution image of actin (red), interacting with cell membrane proteins. The blue traces are trajectories of proteins colliding with the actin network. Credit Krapf Lab/Colorado State University 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.