1. Departamento de Bioquímica y Biología Molecular and Instituto Universitario de Oncología del Principado de Astur (IUOPA), Universidad de Oviedo, Oviedo, Spain.
2. Present address: Abramson Cancer Center. Perelman School of Medicine, University of Pennsylvania Philadelphia, PA. US
3. Present address: Department of Cell Biology. Harvard Medical School. Boston, MA. USA.
4. Present address: Institute of Cancer, Barts Cancer Institute. Queen Mary University of London. London, UK
5. University of Texas. MD Anderson Cancer Center. Houston, Texas, USA.