Stopping Viral Budding (IMAGE) University of Pennsylvania Caption This is a confocal image of a live mammalian cell expressing a GFP-Ebola VP40 fusion protein (green). Strong fluorescence at the periphery, or cell surface, and the filamentous projections are indicative of budding virus-like particles from the cell surface. Credit PennVet Imaging Core (PVIC), directed by Bruce Freedman and managed by Gordon Ruthel Usage Restrictions In context of reporting 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.