1. From the FIRC Institute of Molecular Oncology Foundation (IFOM), Milan, Italy (M.C., F.O., F.B., G.V.B., A.A.M., E.D.)
2. Molecular Neurobiology Laboratory, Division of Neuroscience (G.P.B.), San Raffaele Hospital, Milan, Italy
3. Rudbeck Laboratory, Department of Immunology, Genetics and Pathology, Uppsala University, Sweden (L.L.C., S.I.C., L.C.-W., P.M., E.D.)
4. Neuroimmunology Unit, Division of Neuroscience, Institute of Experimental Neurology (M.B., G.M.), San Raffaele Hospital, Milan, Italy
5. Department of Tissue Morphogenesis, Max Planck Institute for Molecular Biomedicine and Faculty of Medicine, University of Münster, Germany (M.E.P., R.H.A.)
6. Department of Oncology and Hemato-Oncology, University of Milan, Italy (E.D.).