[1] Univ Paris 05, Hop Necker Enfants Malad, CNRS UMR 8603, F-75743 Paris 15, France
[2] Inst Pasteur, Unite Oncol Virale, F-75724 Paris, France
[3] Hop St Louis, INSERM U532, Inst Rech Peau, Paris, France
[4] NCI, Basic Res Lab, Div Basic Sci, Bethesda, MD 20892 USA
[5] Amer Univ Beirut, Dept Internal Med, Beirut, Lebanon