WoS İndeksli Yayınlar Koleksiyonu

Permanent URI for this collectionhttps://hdl.handle.net/20.500.14627/6

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Author: search.filters.author.Cevik, OzgeSubject: search.filters.subject.Farmakoloji Ve Eczacılık

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  • Article
    Citation - WoS: 1
    The Protective Effects Of<i> Momordica</I><i> Charantia</I> Fruit Extract in Methotrexate Induced Liver Damage in Rats
    (Galenos Publ House, 2022) Ozbeyli, Dilek; Sen, Ali; Cevik, Ozge; Erdogan, Omer; Kaya, Ozlem Tugce Cilingir; Ede, Seren; Sener, Goksel; Ede-pazarbasi, Seren; Cilingir-kaya, Ozlem Tugce
    BACKGROUND/AIMS: Methotrexate (MTX), a cytotoxic therapeutic agent, is used for the cure of malignancies and rheumatologic disorders. However, the significant side effects of MTX limits its use. In this study, we aim to assess the hepatoprotective properties of Momordica charantia (MC) against MTX-induced liver damaged in rats.MATERIALS AND METHODS: Following one dose of MTX (20 mg/kg), the rats were given either distilled water or MC extract (300 mg/kg, po) for 5 days. After the dissection of the rats, the liver was removed to analyse tumour necrosis factor -a (TNF-a), interleukin-113 (IL-113), transforming growth factor 13 (TGF-13) and 8-hydroxy-2'-deoxy-guanosine (8-OhdG) levels and superoxide dismutase (SOD), catalase (CAT), and caspase-3 activities. The tissues were also examined histopathologically.RESULTS: The hepatic TNF-a, IL-113, TGF-13, 8-OhdG levels, and Caspase-3 activity in the MTX group were found to be significantly increased compared to the control group. However, MC extract was able to significantly decrease TNF-a, TGF-13, 8-OhdG levels, and Caspase-3 activity. Also, both the SOD and CAT activity of the MTX group decreased compared to the control group. Although only the SOD levels elevated significantly with MC treatment, the SOD and CAT activities of the MC treated group were similar to the control group. Supporting these biochemical parameters, MTX-induced histologic alterations in the liver were also ameliorated via MC treatment.CONCLUSION: Our results demonstrated that MC has a protective role against MTX-induced hepatic tissue injury by reducing apoptosis, oxidative damage, and the expression of pro-inflammatory cytokines.
  • Article
    Citation - WoS: 3
    Citation - Scopus: 3
    Investigation of the Protective and Therapeutic Efficacy of <i>myrtus Communis</I> Extract in Aluminum Chloride and Dgalactose-Induced Alzheimer's Disease in Rats
    (Marmara Univ, 2022) Yalman, Kiibra; Sen, Ali; Cevik, Ozge; Kadioclu-Yaman, Beril; Ertas, Biiva; Yildiz, Sila; Sener, Goksel; Yaman, Beril Kadıoğlu; Kadioğlu-Yaman, Beril
    This study investigated the possible protective and therapeutic effects of Myrtus communis subsp. communis ethanol extract (MC) in aluminum chloride (AlCl3) and D-galactose (D-Gal) induced Alzheimer's disease in rats. MC was orally given to rats as a protective treatment for 90 days and, in other two groups starting from the 60th day MC (100-200 mg/kg) was administered, concomitantly with AlCl3 and D-Gal. Learning and memory functions were evaluated by the behavioral tests. Biological activities of MC treatment were examined in hippocampal tissues by ELISA tests. D-Gal and AlCl3-treated rats showed increased amyloid beta (A ss) and 8-hydroxy-2-deoxyguanosine (8OHdG) levels, acetylcholinesterase activity and decreased neprilysin, Na+-K+ATPase and SOD levels in parallel with a decrease in Novel Object Recognition Test, Morris Water Maze and Passive Avoidance Test scores. On the other hand, MC administration reversed the behavioral impairments and improved learning and memory. Moreover, MC treatment decreased A ss and 8-OHdG levels and acetylcholinesterase activity and increased neprilysin levels, Na+-K+ATPase and SOD levels. Our results suggest that MC has beneficial effects on cognitive and neuronal functions through its anticholinesterase and antioxidant properties.