Actin filaments (VIDEO) Rockefeller University This video is under embargo. Please login to access this video. Caption A hexagonal bundle of actin filaments linked together by fascin proteins. Credit Laboratory of Structural Biophysics and Mechanobiology at The Rockefeller University Usage Restrictions Video may only be used to illustrate research described in the accompanying release. 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.