Kerfeld-Sutter-Proteins (image) DOE/Lawrence Berkeley National Laboratory Share Print E-Mail Caption Cheryl Kerfeld and Markus Sutter handle crystallized proteins at Berkeley Lab's Advanced Light Source. Credit Marilyn Chung/Berkeley Lab Usage Restrictions Editorial use 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.