Dylan Farnsworth, University of Oregon (IMAGE) University of Oregon Caption University of Oregon doctoral student Dylan Farnsworth led a study that explored an important signaling pathway in stem cells involved in building the brains of fruit flies. He discovered age-related molecular changes that someday may help provide targets and improve the timing of stem cell therapies. Credit Photo by Jim Barlow Usage Restrictions None 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.