Nanoparticles (IMAGE) Université de Genève Caption These are macrophages with, in green, nanoparticles. Credit ©Laboratoire Bourquin - UNIFR/UNIGE 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.