1. Oral and Pharyngeal Cancer Branch, National Institute of Dental and Craniofacial Research, National Institutes of Health, 30 Convent Drive, Room 211, Bethesda, Maryland 20892
2. Institut Cochin, Universite Paris Descartes, CNRS (UMR 8104), Paris, France
3. INSERM, U567, Paris, France
4. Intracellular Membrane Trafficking Unit, Oral and Pharyngeal Cancer Branch, National Institute of Dental and Craniofacial Research, National Institutes of Health, 30 Convent Drive, Room 303A, Bethesda, Maryland 20892
5. Unit on Retinal Vascular Neurobiology, National Eye Institute, National Institutes of Health, 5635 Fisher Lane, Rockville, Maryland 20852
6. Laboratory of Cellular and Molecular Biology, Center for Cancer Research, National Cancer Institute, Building 37, Room 2042, Bethesda, Maryland 20892