STIFF 1 (IMAGE) Rice University Caption Rice University bioengineers have developed hydrogels of various stiffness to see if they are more hospitable to intestinal cells and bacteria in lab experiments. The hydrogels proved far better at supporting cultures than traditional glass and plastic slides. Credit Rice University/Baylor College of Medicine 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.