Cell Comparison (image) University of Texas at Arlington Caption This figure from the paper shows the X-ray destruction of human breast cancer cells using Cu-Cy particles. The images show the live cancer cells stained green and the dead cells stained red. Credit Wei Chen/UT Arlington Usage Restrictions None 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.