Cellular tug of war experiment (VIDEO) Harvard Medical School This video is under embargo. Please login to access this video. To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Caption A micropipette assay measures adhesion force between two cells. Credit Tony Tsai/Sean Megason/Harvard Medical School 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.