Scaffolding with Hydrogel (IMAGE) Duke University Caption This is a closer look at the scaffolding integrated with Xuanhe Zhao's hydrogel. The composite material, formed through a process comparable to pouring concrete over a steel framework, may be a serviceable synthetic replacement for the load-bearing cartilage found between bones. Credit courtesy of I-Chien Liao, Frank Moutos, Brad Estes 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.