Nanocontainers in the Cell Nucleus (image) University of Basel Share Print E-Mail Caption To enter into the cell nucleus (grey), the polymersomes (red) must selectively translocate across the nuclear membrane (dark blue) via the nuclear pore complexes (gaps in the membrane). Credit Image: Christina Zelmer, University of Basel, and Evi Bieler, Swiss Nanoscience Institute. Usage Restrictions With current release only 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.