Enriquez et al. (IMAGE) The Zuckerman Institute at Columbia University Caption Single glial cells that surround and innervate the adult Drosophila nervous system are randomly labeled in different colors. These glia are derived from the very same stem cells that also give rise to the motor neurons that control leg movements. Credit Jon Enriquez/Mann Lab/Columbia's Zuckerman Institute Usage Restrictions Please contact Zuckerman Institute press office for reprint permissions. 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.