Affiliation: | 1 Instituto Gulbenkian de Ciência, 2780-156 Oeiras, Portugal 2 Institute of Anatomy, University of Leipzig, Liebigstr. 13, 04103 Leipzig, Germany 3 Dr. Senckenbergische Anatomie, Institute for Clinical Neuroanatomy, Johann Wolfgang Goethe-University, 60 -596 Frankfurt/Main, Germany 4 Institut Universitaire d'Hematologie, Université Paris 7, France 5 CEA, Institute of Emerging Diseases and Innovative Therapies, Fontenay-aux-Roses, France 6 INSERM U962 and University Paris Sud 11, France |