1. Faculty of Medical Sciences, Department of Pharmacy, University of Kragujevac, Kragujevac, Serbia;
2. Faculty of Medical Sciences, Department of Physiology, University of Kragujevac, Kragujevac, Serbia;
3. Department of Pathology, Clinical Centre of Kragujevac, Kragujevac, Serbia;
4. Department of Human Pathology, 1st Moscow State Medical University IM Sechenov, Moscow, Russia