WORKING TO CHANGE LIVES (IMAGE) DOE/Sandia National Laboratories Caption Materials scientists, Patrick Doty, left and Isaac Aviña, right, teamed up to create a patch that can better prevent damage of healthy tissue in proton radiation cancer treatment. Credit Spencer Toy/Sandia National Laboratories Usage Restrictions with courtesy License Original 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.