Nuclear Pore Complex (image) Rockefeller University Share Print E-Mail Caption Scientists mapped the intricate portal that controls access to and from a cell's headquarters. Credit The Rockefeller University Usage Restrictions Image may be used only to illustrate the research described in the accompanying release. 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.