1. Université de Nice Sophia Antipolis, Nice, France.
2. Laboratoire TIRO, UMRE 4320, CEA, Nice, France.
3. German Cancer Research Center (DKFZ), Tumor Virology/F010, Heidelberg, Germany.
4. Centre de Biophysique Moléculaire, CNRS UPR4301 and University of Orléans, Orléans, France.
5. INSERM, UMR1037 CRCT, F-31000 Toulouse, France.
6. Université Toulouse III-Paul Sabatier, F-31000 Toulouse, France.