GABA Accumulation in Reactive Astrocyte (image) Korea Institute of Science and Technology Caption Confocal microscopy images are shown of the hippocampus from normal and Alzheimer's disease model mice. Astrocytes (green) become reactive (arrow) around amyloid plaques (blue) and have as much GABA (red) as GABAergic neurons (arrowhead). Credit ©KIST 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.