(VIDEO) Institute for Bioengineering of Catalonia (IBEC) This video is under embargo. Please login to access this video. Caption Stem cell on the viscosity-controlled model surfaces used to simulate cell-cell contact. Video shows the movement of the actin cytoskeleton during the cell adhesion process. Credit Institute for Bioengineering of Catalonia (IBEC) Usage Restrictions Give credit 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.