MAGNETIC 2 (IMAGE) Rice University Caption Under the influence of a magnet, nanoparticles realign actin filaments in endothelial cells. Rice University researchers suspect such realignment can disrupt the junctions between endothelial cells and increase vascular permeability. Credit Laboratory of Biomolecular Engineering and Nanomedicine/Rice 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.