Stem Cells Awakening from Quiescence (IMAGE) University of Cambridge Caption In this image, stem cells in the Drosophila brain have been labelled as they are awakened from quiescence. Blue: quiescent stem cells. Green/Red/Yellow: stem cells that have been awakened and are generating new neurons. Credit Andrea Brand/Leo Otsuki Usage Restrictions In relation to this study. 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.