Biofilm Growing on Stiff Substrate (VIDEO) Princeton University, Engineering School 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 Time-lapse video showing the growth of a V. cholerae biofilm on 0.7% agar. On this stiff substrate, wrinkles first appear in the center and propagate outward. Credit eLife 2019;8:e43920 DOI: 10.7554/eLife.43920 Usage Restrictions Noncommercial use only 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.