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275430

In vivo Anticonvulsant and Neurotoxicity Evaluation and Docking Study of Promising Novel [1,5]-Benzodiazepine Derivatives

Article

Last updated: 23 Jan 2023

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Tags

Pharmaceutical Sciences

Abstract

Background: Benzodiazepines (BDZs) are predominantly prescribed as sedatives, anxiolytics, and anticonvulsants throughout the world and they act on the GABAA receptor. Objective: New 1,4-BDZ analogues have been designed and  synthesized to be  evaluated for their anticonvulsant activity. Methods: The newly synthesized compounds have been examined by Maximal electroshock seizure (MES) test, the subcutaneous pentylenetetrazol (scPTZ) seizure test, and rotarod neurotoxicity test. Docking study was performed to justify the activity. Results: The most active compound that showed activity (MES Assay) at both 0.5 h and 4 h at a dose of 30 mg /kg is compound 4b, whereas it has scored protection at a dose level of 100 mg/kg at both 0.5 h and 4 h (scPTZ assay) and did not score any neurotoxicity at maximum dose level unlike phenytoin the reference drug that scored neurotoxicity on mice at dose level of 100 mg/kg. Conclusion: Docking revealed that Compound 4b is active on the three sites of the GABAA isoform α2β2ɤ. Compared with the reference drug, phenytoin, Compound 4b has more rapid onset and longer duration of action, is more effective, and eventually is safer. Furthermore, we recommend more structural modification studies to come out with much more selective BDZ derivatives to minimize the side effects.

DOI

10.21608/dusj.2022.275430

Keywords

1, 5-Benzodiazepine, o-phenelendiamine, Anticonvulsant, pentylenetetrazole, MES, rotarod, docking

Authors

First Name

Kamal

Last Name

El-Gamal

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Orcid

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First Name

Ahmed

Last Name

El-Morsy

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Orcid

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First Name

Farag

Last Name

Sherbini

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Orcid

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First Name

Adel Saad

Last Name

Elraheim

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Orcid

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First Name

Rezek

Last Name

Ayaad

MiddleName

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Orcid

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First Name

Ahmed

Last Name

Saad

MiddleName

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First Name

Fatmah

Last Name

Al-Omary

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Orcid

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First Name

Basem

Last Name

Mansour

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Orcid

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Volume

5

Article Issue

2

Related Issue

38321

Issue Date

2022-12-01

Receive Date

2022-12-21

Publish Date

2022-12-01

Page Start

153

Page End

186

Print ISSN

2636-3046

Online ISSN

2636-3054

Link

https://dusj.journals.ekb.eg/article_275430.html

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https://dusj.journals.ekb.eg/service?article_code=275430

Order

275,430

Type

Original research papers

Type Code

1,769

Publication Type

Journal

Publication Title

Delta University Scientific Journal

Publication Link

https://dusj.journals.ekb.eg/

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-

Details

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Article

Created At

23 Jan 2023