Prof. Job Boekhoven and Caren Wanzke (IMAGE) Technical University of Munich (TUM) Caption Prof. Job Boekhoven and Caren Wanzke at the Technical University of Munich discovered a new material system that can release drugs with a constant release rate over a tunable period of time. The microscopic image (right screen) shows droplets of the hydrolyzable oil embedded in a hydrogel. Credit Andreas Heddergott / TUM 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.