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阿托西汀的分子对接与分析

molecular docking and analysis of atomoxetine.

作者信息

Bolat Nurullah, Hız-Çelikliyurt Merve Meliha, Akıncı Erhan, Akkuş Gülsüm, Günay Melih, Korkmaz Şükrü Alperen

机构信息

Faculty of Medicine, Department of Child and Adolescent Psychiatry, Çanakkale Onsekiz Mart University, Çanakkale, Türkiye.

Faculty of Medicine, Department of Medical Biology, Çanakkale Onsekiz Mart University, Çanakkale, Türkiye.

出版信息

Drug Chem Toxicol. 2025 Jul;48(4):758-766. doi: 10.1080/01480545.2025.2452859. Epub 2025 Jan 27.

Abstract

Although atomoxetine, a selective norepinephrine reuptake inhibitor, is widely used in the treatment of attention-deficit/hyperactivity disorder (ADHD), there is limited data on its cytogenetic effects. This study aimed to investigate the cytotoxicity and genotoxicity of atomoxetine and . Chromosome aberration and micronucleus assays were used to analyze the genotoxic effect of atomoxetine in human peripheral blood lymphocytes under culture conditions. The mitotic index was assessed for cytotoxic potential. For the docking analysis, DNA receptor (1BNA) was prepared with ChimeraX, and the Atomoxetine molecule was optimized by Avogadro2.0 software. molecular docking analysis was carried out utilizing SwissDock online platform. The results obtained were visualized using ChimeraX and Pymol software. Atomoxetine doses of 9.6 µg/mL (equal to about 1.2 mg/kg as a maintenance dose), 14.4 µg/mL (equal about to 1.8 mg/kg as the highest dose systematically tested), 48.0 µg/mL (equal about to 6 mg/kg as five times the maintenance dose) and 96.0 µg/mL (equal about to 12 mg/kg as ten times the maintenance dose) were analyzed. The findings clearly indicate that atomoxetine has no genotoxic effect at the therapeutic dose. However, we observed genotoxic effects at 48.0 and 96.0 µg/mL doses. No strong binding affinity occurs analyses. As one of the initial inquiries into the and appraisal of atomoxetine's genotoxic impacts, the research has established that atomoxetine does not significantly affect the frequency of chromosomal damage or micronucleus formation. Genotoxic effects should be kept in mind at doses above clinical practice.

摘要

尽管选择性去甲肾上腺素再摄取抑制剂托莫西汀被广泛用于治疗注意力缺陷多动障碍(ADHD),但其细胞遗传学效应的数据有限。本研究旨在探讨托莫西汀的细胞毒性和遗传毒性。采用染色体畸变和微核试验分析托莫西汀在培养条件下对人外周血淋巴细胞的遗传毒性作用。评估有丝分裂指数以确定细胞毒性潜力。对于对接分析,使用ChimeraX制备DNA受体(1BNA),并通过Avogadro2.0软件优化托莫西汀分子。利用SwissDock在线平台进行分子对接分析。使用ChimeraX和Pymol软件对所得结果进行可视化处理。分析了托莫西汀剂量为9.6μg/mL(相当于约1.2mg/kg维持剂量)、14.4μg/mL(相当于约1.8mg/kg系统测试的最高剂量)、48.0μg/mL(相当于约6mg/kg维持剂量的五倍)和96.0μg/mL(相当于约12mg/kg维持剂量的十倍)时的情况。研究结果清楚地表明,托莫西汀在治疗剂量下没有遗传毒性作用。然而,我们在48.0和96.0μg/mL剂量下观察到了遗传毒性作用。对接分析未发现强结合亲和力。作为对托莫西汀遗传毒性影响评估的初步探究之一,该研究证实托莫西汀不会显著影响染色体损伤频率或微核形成。在高于临床实践的剂量下应考虑遗传毒性作用。

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