Diabetes1 (IMAGE) Rice University Caption Rice University graduate student Nicole Carrejo holds a vial of hydrogel invented at Rice that has proven useful for healing injuries and may be able to accelerate the healing of diabetic ulcers, according to scientists. Credit Jeff Fitlow/Rice University 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.