Single Cell Biopsy (VIDEO) University of California - Santa Cruz This video is under embargo. Please login to access this video. To view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 video Caption UC Santa Cruz biomolecular engineer Nader Pourmand developed nanopipette technology for monitoring single cells. A nanopipette is so small it can penetrate a single cell without causing serious damage. This technology enables scientists to measure and track changes in gene expression and metabolic states in a single cell over time. Credit Nader Pourmand Usage Restrictions For use only with news coverage of this research. License Licensed 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.