1. Department of Osteology and Biomechanics, University Medical Center Hamburg-Eppendorf, 20246 Hamburg, Germany.
2. Department of Orthodontics, University Medical Center Hamburg-Eppendorf, D 20246 Hamburg, Germany.
3. Center for Molecular Neurobiology Hamburg, University Medical Center Hamburg-Eppendorf, D 20251 Hamburg, Germany.
4. Division of Stem Cells and Cancer, Deutsches Krebsforschungszentrum (DKFZ), D 69120 Heidelberg, Germany.
5. Institute for Translational Immunology and Research Center for Immunotherapy, University Medical Center, Johannes Gutenberg University, D 55131 Mainz, Germany.
6. Institute of Medical Genetics and Human Genetics, Charité-Universitätsmedizin Berlin, D 13353 Berlin, Germany.
7. Berlin-Brandenburg Center for Regenerative Therapies, Charité-Universitätsmedizin Berlin, D 13353 Berlin, Germany.
8. Max Planck Institute for Molecular Genetics, D 14195 Berlin, Germany.