Workman SAGA (image) Stowers Institute for Medical Research Caption The SAGA complex, a transcriptional co-activator, plays an important role in tissue-specific gene expression. A subunit of the complex was tagged with green fluorescent protein in the musculature (top) or nervous system of Drosophila embryos (bottom). Credit Courtesy of Vikki Weake, Ph.D., Stowers Institute for Medical Research with permission of CSHL press. Usage Restrictions None 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.