1. Department of Cell Biology, Physiology and Immunology; Institut de Neurociències, Universitat Autònoma de Barcelona; Bellaterra Spain
2. Department of Clinical and Biological Sciences; University of Torino, Cavalieri Ottolenghi Institute of Neuroscience, Torino; Orbassano Italy
3. Institute of Neuroanatomy and Cell Biology; Hannover Medical School, Hannover, Germany and Center for Systems Neuroscience (ZSN) Hannover; Hannover Germany