Non-Senescent and Senescent Astrocytes (IMAGE) Buck Institute for Research on Aging Caption Non-senescent or senescent astrocytes (Red) co-cultured with neurons (Blue) in presence of glutamate. The senescent astrocytes compromise neuron survival in the presence of glutamate. Credit Chandani Limbad, PhD 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.