Neural Stem Cells in the Fruit Fly Brain (IMAGE) University of Plymouth Caption A confocal microscope image showing small/ quiescent and enlarged/ reactivating Neural Stem Cells expressing membrane-tagged GFP (green) and the cell cycle marker Cyclin B (red) in the young Drosophila larval brain. Credit Dr. Claudia Barros, University of Plymouth 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.