Wax-Producing Cells on Fly Abdomen (image) University of Hawaii at Manoa Share Print E-Mail Caption Wax-producing cells found on the fly abdomen are labelled with green fluorescent protein. Spidey is essential for maintaining the health of these cells. Credit Chiang, et al. (2016) Usage Restrictions Image may be used with appropriate caption and credit. Share Print E-Mail 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.