Astrocytes (IMAGE) University of Zurich Caption Confocal fluorescence microscope image of astrocytes (magenta) and their cell nuclei (yellow) in the mouse brain. Credit Ladina Hösli, University of Zurich Usage Restrictions none License Original 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.