Formation ofNnanopores (image) University of California - Berkeley Share Print E-Mail Caption NanoEP works for cells that normally stick to surfaces (left) as well as those, like T-cells, that do not. Once cells attach to the nanofilter (gray), a small voltage opens a few pores in each cell and draws macromolecules inside. Credit Graphic by Yuhong Cao, UC Berkeley Usage Restrictions None 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.