The Structure of the BK Polyomavirus (IMAGE) University of Leeds Caption The structure of the BK Polyomavirus produced by the Astbury Centre researchers at the University of Leeds. Credit University of Leeds 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.