Nanopillar cell SEM (IMAGE) University of California - San Diego Caption SEM image of a cell sitting on top of the nanopillar array. Credit Ali Sarikhani Usage Restrictions Please credit: Ali Sarikhani 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.