nuclear pore animation (IMAGE) California Institute of Technology Caption The nuclear pore complex (NPC) is able to expand and contract to adapt to the needs of the cell. Credit Hoelz Laboratory/Caltech Reprinted with permission from S. Petrovic et al., Science 376, eabm9798 (2022). Usage Restrictions With credit line included 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.