1. Laboratory of Molecular Haematopoiesis and Stem Cell Biology, Department of Experimental and Clinical Medicine, University “Magna Græcia”, 88100 Catanzaro, Italy
2. Candiolo Cancer Institute, FPO–IRCCS and Department of Oncology, University of Torino, Strada Provinciale 142, km 3.95, Candiolo, 10060 Torino, Italy