Studying Impact of Nanoparticles (IMAGE) Georgia Institute of Technology Caption Georgia Tech Associate Professor Christine Payne and graduate student Sabiha Runa are shown in a microscopy lab used to study the interaction of titanium dioxide nanoparticles with cells. On the screen is a fluorescent microscopy image of human cancer cells. Credit Credit: Rob Felt, Georgia Tech 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.