Calcium in Astrocytes (IMAGE) Picower Institute at MIT Caption Above: Imaging based on calcium levels in astrocytes demonstrates the effect of the team's intervention to activate Gq signaling with a chemical called CNO. Cells lit up bright orange upon CNO application (right panel). Credit Jennifer Shih/MIT Picower Institute Usage Restrictions with credit 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.