揭示香茅醛对瑞士小鼠的抗焦虑和镇痛作用:对COX和GABAA受体途径的体内和计算机模拟研究

Unveiling the anxiolytic and analgesic effects of citronellal in Swiss mice: in vivo and in silico insights into COX and GABAA receptor pathways.

作者信息

Islam Muhammad Torequl, Al Hasan Md Sakib, Chowdhury Raihan, Mia Emon, Rakib Imam Hossen, Yana Noshin Tasnim, El-Nashar Heba A S, Ansari Siddique Akber, Ansari Irfan Aamer, Islam Md Amirul, Almarhoon Zainab M, Setzer William N, Sharifi-Rad Javad

机构信息

Pharmacy Discipline, Khulna University, Khulna, 9208, Bangladesh.

Department of Pharmacy, Bangabandhu Sheikh Mujibur Rahman Science and Technology University, Gopalganj, 8100, Bangladesh.

出版信息

Naunyn Schmiedebergs Arch Pharmacol. 2025 May;398(5):5757-5771. doi: 10.1007/s00210-024-03665-9. Epub 2024 Nov 28.

Abstract

This study aims to evaluate the analgesic and anxiolytic effects of citronellal (CTL) in Swiss mice using two new sensitive and economic mouse models along with possible molecular mechanisms through in silico studies. For this, we employed marble displacement and spiked-field apparatus to check the anxiolytic and analgesic effects, respectively. In silico studies were done against cyclooxygenase (COX) enzymes and GABA receptor subunits. Findings suggest that the test sample CTL significantly reduced the number of marbles displaces (NMD), square crosses (NSC), paw massages (NPM), and escaping attempts (NEA) in animals than the control group. CTL exhibited better effects in the perforated-field study compared to the reference drug diclofenac sodium. In both cases, CTL (200 mg/kg) significantly reduced the test parameters when combined with the standard drugs (diazepam or diclofenac sodium). In in silico studies, CTL showed binding affinities of - 5.5, - 5.2, - 4.8, and - 4.8 kcal/mol with the COX1, COX2, and GABA receptors (α2 and α3 subunits), respectively. Taken together, CTL may exert anxiolytic- analgesic-like effects on mice, possibly through the GABA receptor and COXs interaction pathways. These new tools might be used to check the anxiolytic and analgesic properties of a wide variety of test substances.

摘要

本研究旨在利用两种新型灵敏且经济的小鼠模型,评估香茅醛(CTL)对瑞士小鼠的镇痛和抗焦虑作用,并通过计算机模拟研究探讨其可能的分子机制。为此,我们分别采用大理石掩埋实验和旷场实验来检测抗焦虑和镇痛作用。针对环氧化酶(COX)和GABA受体亚基进行了计算机模拟研究。研究结果表明,与对照组相比,受试样品CTL显著减少了动物的大理石掩埋数量(NMD)、方格穿越次数(NSC)、爪部按摩次数(NPM)和逃避尝试次数(NEA)。与参比药物双氯芬酸钠相比,CTL在旷场实验中表现出更好的效果。在这两种情况下,CTL(200 mg/kg)与标准药物(地西泮或双氯芬酸钠)联合使用时,均显著降低了测试参数。在计算机模拟研究中,CTL与COX1、COX2以及GABA受体(α2和α3亚基)的结合亲和力分别为 -5.5、-5.2、-4.8和 -4.8 kcal/mol。综上所述,CTL可能通过GABA受体和COX相互作用途径对小鼠发挥抗焦虑样和镇痛作用。这些新工具可用于检测多种受试物质的抗焦虑和镇痛特性。

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