1 Institute of Developmental Genetics, Helmholtz Center Munich, 85764 Neuherberg, Germany.
2 Department of Biological Sciences, Howard Hughes Medical Institute, Stanford University, Stanford, CA 94305, USA.
3 Department of Immunopathology, Immunology Frontier Research Center, Osaka University, Osaka 565-0871, Japan.
4 Department of Molecular Immunology, Osaka University, Osaka 565-0871, Japan.
5 Department of Biological Sciences, Howard Hughes Medical Institute, Stanford University, Stanford, CA 94305, USA; Division of Research, Genentech Inc., South San Francisco, CA 94080, USA.
6 Institute of Developmental Genetics, Helmholtz Center Munich, 85764 Neuherberg, Germany; Max Planck Institute of Psychiatry, 80804 Munich, Germany; Lehrstuhl für Entwicklungsgenetik, Technical University of Munich, c/o Helmholtz Center Munich, 85764 Neuherberg, Germany; Deutsches Zentrum für Neurodegenerative Erkrankungen (DZNE), 80336 Munich, Germany.
7 Institute of Developmental Genetics, Helmholtz Center Munich, 85764 Neuherberg, Germany. Electronic address: roland.friedel@mssm.edu.