Cellulose Hydrogel (IMAGE) City University of Hong Kong Caption The team will develop a bioreactor using the intelligent design of immobilisation materials, i.e. the cellulose hydrogel to cultivate the bacteria, with varying degrees of spatial structuring and gradients. Credit City University of Hong Kong Usage Restrictions The image can only be used with appropriate caption and 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.