DN Gel and HAp/DN Gel (IMAGE) Hokkaido University Caption The DN gel (left) and the newly developed HAp/DN gel (right) are shown and their cross sectional views. Credit Nonoyama T., Wada S. et al., Advanced Materials, May 17, 2016 Usage Restrictions This image is copyrighted and can be used for reporting this press release with an appropriate 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.