<i>Enteric Hepatitis Viruses<i/> (IMAGE) Cold Spring Harbor Laboratory Press Caption The cover image depicts a nonenveloped (naked) hepatitis A virus (HAV) capsid. The structure was determined by X-ray crystallography. This surface-rendered representation is viewed down the five-fold axis of symmetry and radially depth-cued from blue (innermost) to red (outermost). Credit Drs. Jingshan Ren and Elizabeth Fry, University of Oxford 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.