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Effects of intraocular rifampicin on retinal ganglion cell structure: a stereological and histopathological study    
Yazarlar
Özgür Çakıcı
Türkiye
Prof. Dr. Selina AKSAK KARAMEŞE Prof. Dr. Selina AKSAK KARAMEŞE
Kafkas Üniversitesi, Türkiye
Deniz Ünal
Türkiye
Sare Sipal
Türkiye
Sadullah Keleş
Atatürk Üniversitesi, Türkiye
Talha Dumlu
Türkiye
Doç. Dr. Murat KARAMEŞE Doç. Dr. Murat KARAMEŞE
Kafkas Üniversitesi, Türkiye
Özet
To determine the histopathological changes of rifampicin applied intravitreally on retinal ganglion cells by means of stereological and histopathological methods. For this study twenty-four New Zealand adult rabbits were divided into four groups (n=6 for each group). 50µg/0.1mL (group 1), 100µg/0.1mL (group 2), 150µg/0.1mL (group 3) and 200µg/0.1mL (group 4), rifampicin were injected into the vitreous of the right eyes of animals, their left eyes were used as control (group 5). After the 28(th) day of application, animals were anesthetised with xylazine (8mg/kg, IM) and then their eyes were enucleated immediately. Patterns were taken away and eyes were prepared for both stereological and electromicroscopic observation. Depending on the high dose of rifampicin, some histopathological changes such as cytoplasmic dilatation and damaged membrane were observed on the electromicroscopic level. Using quantitative examination, which was done at the light microscopic level, it was shown that the number of neurons decreased linearly as rifampicin dose increased when compared with the control group. Based on these findings, low-dose rifampicin (50µg/0.1mL) may be useful for treatment of the ocular diseases.
Anahtar Kelimeler
rifampicin | stereology | histopathology | ganglion cells
Makale Türü Özgün Makale
Makale Alt Türü SSCI, AHCI, SCI, SCI-Exp dergilerinde yayımlanan tam makale
Dergi Adı INTERNATIONAL JOURNAL OF OPHTHALMOLOGY
Dergi ISSN 2222-3959
Dergi Tarandığı Indeksler SCI-Expanded
Makale Dili İngilizce
Basım Tarihi 10-2013
Cilt No 6
Sayı 5
Sayfalar 596 / 599
Doi Numarası 10.3980/j.issn.2222-3959.2013.05.08
Makale Linki 10.3980/j.issn.2222-3959.2013.05.08