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Neuroprotective effects of melatonin and celecoxib against ethanol-induced neurodegeneration: A computational and pharmacological approach
Drug Design, Development and Therapy
  • Lina T. Al Kury, Zayed University
  • Alam Zeb, Riphah International University
  • Zain Ul Abidin, Riphah International University
  • Nadeem Irshad, Quaid-i-Azam University
  • Imran Malik, Riphah International University
  • Arooj Mohsin Alvi, Riphah International University
  • Atif Ali Khan Khalil, Rehman Medical Institute (pvt.) Ltd.
  • Sareer Ahmad, Rehman Medical Institute (pvt.) Ltd.
  • Muhammad Faheem, Riphah International University
  • Arif Ullah Khan, Riphah International University
  • Fawad Ali Shah, Riphah International University
  • Shupeng Li, Peking University
Document Type
Article
Publication Date
1-1-2019
Abstract

© 2019 Al Kury et al. This work is published and licensed by Dove Medical Press Limited. Purpose: Melatonin and celecoxib are antioxidants and anti-inflammatory agents that exert protective effects in different experimental models. In this study, the neuroprotective effects of melatonin and celecoxib were demonstrated against ethanol-induced neuronal injury by in silico, morphological, and biochemical approaches. Methods: For the in silico study, 3-D structures were constructed and docking analysis performed. For in vivo studies, rats were treated with ethanol, melatonin, and celecoxib. Brain samples were collected for biochemical and morphological analysis. Results: Homology modeling was performed to build 3-D structures for IL1β), TNFα, TLR4, and inducible nitric oxide synthase. Structural refinement was achieved via molecular dynamic simulation and processed for docking and postdocking analysis. Further in vivo experiments showed that ethanol induced marked neuronal injury characterized by down-regulated glutathione, glutathione S-transferase, and upregulated inducible nitric oxide synthase. Additionally, ethanol increased the expression of TNFα and IL1β. Finally, neuronal apoptosis was demonstrated in ethanol-intoxicated animals using caspase 3 and activated JNK staining. On the other hand, melatonin and celecoxib treatment ameliorated the biochemical and immunohistochemical alterations induced by ethanol. Conclusion: These results demonstrated that ethanol induced neurodegeneration by activating inflammatory and apoptotic proteins in rat brain, while melatonin and celecoxib may protect rat brain by downregulating inflammatory and apoptotic markers.

Publisher
Dove Medical Press Ltd.
Keywords
  • Cortex,
  • Docking,
  • Ethanol,
  • Hippocampus,
  • Neurodegeneration,
  • Simulation
Scopus ID
85071183064
Creative Commons License
Creative Commons Attribution-NonCommercial 4.0 International
Indexed in Scopus
Yes
Open Access
Yes
Open Access Type
Gold: This publication is openly available in an open access journal/series
Citation Information
Lina T. Al Kury, Alam Zeb, Zain Ul Abidin, Nadeem Irshad, et al.. "Neuroprotective effects of melatonin and celecoxib against ethanol-induced neurodegeneration: A computational and pharmacological approach" Drug Design, Development and Therapy Vol. 13 (2019) p. 2715 - 2727 ISSN: <a href="https://v2.sherpa.ac.uk/id/publication/issn/1177-8881" target="_blank">1177-8881</a>
Available at: http://works.bepress.com/lina-alkury/2/