1. Institute of PhysiologyOtto-von-Guericke University Magdeburg Germany
2. AG ‘Molecular Mechanisms of Plasticity’Department of Neurochemistry/Molecular BiologyLeibniz Institute for Neurobiology 39118 Magdeburg Germany
3. AG Developmental BiologyFaculty of BiologyRuhr-University Bochum Germany
4. Department of AnatomyFaculty of MedicineUniversity of La Laguna Tenerife Spain