Astrocytes Shine (IMAGE) Picower Institute at MIT Caption In a mouse's primary visual cortex, astrocytes labeled blue also show green staining for calcium and red staining for ChromeQ a new tool for manipulating astrocyte glutamate uptake. Credit Grayson Oren Sipe/Picower Institute for Learning and Memory Usage Restrictions with credit 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.