Understanding Actin Filament Formation (IMAGE) University of Oregon Caption Byron Hetrick, left, Brad Nolen and Luke Helgeson were part of a University of Oregon research team that has investigated the Arp2/3 Complex, which is critical in building a network of filaments known as the actin cytoskeleton that provides structural support for cells. Credit University of Oregon 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.