Gonad Signals Link Development and Longevity (1 of 1) (image) American Association for the Advancement of Science Share Print E-Mail Caption Worm Clock: This image is based on a C. elegans larva expressing a green fluorescent reporter protein in its seam cells. This image relates to a paper that appeared in the Dec. 14, 2012, issue of Science, published by AAAS. The paper, by Yidong Shen at Max Planck Institute for Biology of Ageing in Cologne, Germany, and colleagues was titled, "A Steroid Receptor-microRNA Switch Regulates Life Span in Response to Signals from the Gonad." Credit [Image courtesy of Moritz Horn] Usage Restrictions Please cite the owner of the image when publishing. This image may be freely used by reporters as part of news coverage, with proper attribution. Non-reporters must contact Science for permission. 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.