Arsenic Inhibits DNA Repair (IMAGE) Dartmouth College Caption Authors of the study, from left to right: Eugene Demidenko, Angeline Andrew, Joshua Hamilton, Margaret Karagas, all at Dartmouth Credit Photo by Joseph Mehling 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.