<i>Drosophila</i> Intestinal Stem Cells (IMAGE) Salk Institute Caption Drosophila intestinal stem cells (ISCs) respond to nutrient availability. In flies that are fed a normal diet, a large pool of intestinal stem cells (green) is actively dividing generating daughter enteroblasts (green nuclei surrounded by a red cell membrane). Credit Image: Courtesy of Dr. Lei Wang, Salk Institute for Biological Studies Usage Restrictions News media reproduction to illustrate this story permitted with proper attribution as provided above. For one time use only. 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.