Fernanda Bosada, University of Oregon (IMAGE) University of Oregon Caption Fernanda Bosada, a doctoral student in biology at the University of Oregon, was lead author of a study that explored the earliest stages of the development of heart valves in mice. The Wnt/beta-catenin signaling network in mice, her team says, could provide insight to heart valve diseases in humans. Credit University of Oregon 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.