Infected liver cells (IMAGE) Princeton University Caption Human liver cell lines (green, with blue nuclei) infected with HBV express an HBV protein (in red) in this image captured by immunofluorescence microscopy. Credit Image by Stephanie Maya, Princeton University Usage Restrictions Use with credit: Princeton University 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.