Cytofilaments (image) DOE/Lawrence Berkeley National Laboratory Share Print E-Mail Caption Rendering of the 3-D architecture of cytofilament bundles (in gold) tunneling through a cell's nucleus. The nuclear membrane is shown in blue. Credit Manfred Auer/Berkeley Lab Usage Restrictions Editorial use only with credit. Share Print E-Mail 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.