Unconfined, Uncoated Iron-Oxide Nanoparticles (image) University of Cincinnati Caption This is a view of unconfined, uncoated iron-oxide nanoparticles as seen via a transmission electron microscope. These nanoparticles, when heated, can be applied to cancer cells in order to kill those cells. Credit University of Cincinnati 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.