Fruit Fly Wings (IMAGE) University of California - San Diego Caption A necklace of early stage developing wings, each labeled fluorescently to reveal a different pattern of gene expression. Credit UC San Diego Usage Restrictions Must be used in conjunction with eLife paper on active genetics. 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.