Nongjian Tao, Arizona State University (IMAGE) Arizona State University Caption This is Nongjian Tao of the Center for Single-Molecule Biophysics at the Biodesign Institute. Credit The Biodesign Institute at Arizona State University Usage Restrictions None 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.