Biofilm Lithography (IMAGE) Stanford University Caption By using engineered bacteria that stick to surfaces when illuminated with light, Stanford researchers are able to pattern bacterial biofilms with 25 micrometer resolution. This image is of bacteria tagged with red fluorescent protein and the total size of the image is roughly 16 millimeters by 13 millimeters. Credit Xiaofan Jin and Ingmar Riedel-Kruse Usage Restrictions Image may only be used with appropriate caption or credit 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.