Quadrapeutics (IMAGE) Rice University Caption The first preclinical study of the anti-cancer technology "quadrapeutics" found it to be 17 times more efficient than conventional chemoradiation therapy against aggressive, drug-resistant head and neck tumors. Credit D. Lapotko/Rice University Usage Restrictions Must credit: D. Lapotko/Rice University 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.