Lister Strain Vaccinia Virus Demonstrates Favourable Anti-Tumor Efficacy And Tumor-Selectivity Compared To Western Reserve Strain

560. Liver Retargeting of Adenovirus Using Robo4 Promoter and Hexon Substitution Sergey A. Kaliberov,1 Lyudmila N. Kaliberova,1 Zhi Hong Lu,2 Meredith A. Preuss,3 Justin A. Barnes,4 Cecil R. Stockard,4 William E. Grizzle,4 Jeffrey M. Arbeit,2 David T. Curiel.1 1Department of Radiation Oncology, School of Medicine, Washington University in St. Louis, St. Louis, MO; 2Department of Surgery, School of Medicine, Washington University in St. Louis, St. Louis, MO; 3Department of Medicine, University of Alabama at Birmingham, Birmingham, AL; 4Department of Pathology, University of Alabama at Birmingham, Birmingham, AL.