UV-Induced Changes to Giant Cells (IMAGE) Optica Caption These images show UV-induced morphological changes of multinucleated giant cells, unprotected and protected by the group's UV absorber. Credit Shifeng Zhou/ South China University of Technology 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.