IDH1 (image) Michigan Medicine - University of Michigan Share Print E-Mail Caption IDH1-mutant glioma increases tumor cells' DNA damage response, reducing the efficacy of radiation treatment. Delivering a DNA damage repair inhibitor made the tumors sensitive to radiation treatment. Credit Ella Marushchenko, art-director/illustrator and Alexander Tokarev, PhD from Ella Maru Studio Usage Restrictions for use in stories about this research Share Print E-Mail 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.