Authors' Affiliations: Departments of 1Virology, 2Urology, and 3Pathology, University of Saarland Medical School, Homburg/Saar, Germany; 4University Clinic of Urology and 5Department of Pathology, Friedrich-Alexander-University Erlangen-Nürnberg, Erlangen, Germany; 6University Clinic of Urology, University Regensburg, Regensburg, Germany; and 7Nikolaus-Fiebiger-Center for Molecular Medicine, Friedrich-Alexander-University Erlangen-Nürnberg, Erlangen, Germany(2010-04-01時点)