Prostate Cell Field (image) Georgia Institute of Technology Share Print E-Mail Caption A field of human prostate cancer cells is shown after exposure to laser-activated carbon nanoparticles. The many green cells have taken up a model therapeutic compound, calcein, while the few red-stained cells are dead. Each of the green or red spots is a single cell. Credit Credit: Prerona Chakravarty Usage Restrictions None 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.