1. Department of Biomedicine, Josep Carreras Leukemia Research Institute, School of Medicine, University of Barcelona, Barcelona, Spain
2. Institute of Pharmaceutical Biology/DCAL, Goethe-University, Frankfurt, Germany
3. Centro de Investigación Biomédica en Red de Cancer (CIBERONC), Barcelona, Spain
4. Instituciò Catalana de Recerca i Estudis Avançats, Barcelona, Spain