1. Oncolytic Adenovirus Group; German Cancer Research Center (DKFZ), Im Neuenheimer Feld 242, 69120 Heidelberg; Germany
2. Department of Translational Medicine; National Center for Tumor Diseases, German Cancer Research Center (DKFZ), Im Neuenheimer Feld 560; 69120 Heidelberg Germany
3. Institut für Zellbiologie und Immunologie; Stuttgart University; Allmandring 31 70569 Stuttgart Germany
4. Section Experimental and Translational Head and Neck Oncology, Department of Otolaryngology; Head and Neck Surgery, University Hospital Heidelberg; 69120 Heidelberg Germany
5. Research Group Molecular Mechanisms of Head and Neck Tumors; German Cancer Research Center (DKFZ), Im Neuenheimer Feld 280; 69120 Heidelberg Germany
6. Clinical Cooperation Unit Molecular Oncology of Solid Tumors; German Cancer Research Center (DKFZ), Im Neuenheimer Feld 280; 69120 Heidelberg Germany
7. Department of Experimental Surgery; Medical Faculty Mannheim; University Heidelberg, Theodor-Kutzer-Ufer 1 - 3; 68167 Mannheim Germany