1. Faculty of Physics, Adam Mickiewicz University, Umultowska 85, 61-614 Poznań, Poland
2. Deparment of Immunobiochemistry,University of Medical Sciences, 61-285 Poznań, Poland
3. Department of Neurology, Medical University of Graz, 8036 Graz, Austria
4. Clinic of General Surgery, University of Medical Sciences, Szwajcarska 3 61-285 Poznań, Poland
5. Department of Pathology, Medical Faculty, Otto-von-Guericke University Magdeburg, Magdeburg, Germany
6. Department of Neuropathology, Institute of Pathology, Medical University of Graz, 8036 Graz, Austria