Department of Ophthalmology Erzurum Research and Education Hospital Erzurum 25100 Turkey;
Department of Cytology and Histology Faculty of Medicine Ataturk University Erzurum 25100 Turkey;
Department of Pathology Faculty of Sciences Ataturk University Erzurum 25100 Turkey;
Department of Ophthalmology Faculty of Medicine Ataturk University Erzurum 25100 Turkey;
Department of Chest Diseases Horasan Government Hospital Erzurum 25100 Turkey;
Department of Microbiology Faculty of Medicine Ataturk University Erzurum 25100 Turkey;
rifampicin stereology histopathology ganglion cells;