piRNA Pyre (IMAGE) Brown University Caption Green fluorescence shows where transposable elements are moving about in this fly's fat body cells in the absence of a fully in tact piRNA pathway. Credit Brian Jones/Brown University Usage Restrictions with credit 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.