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生物-纳米协同在治疗应用中的研究:载药氧化石墨烯纳米复合材料用于调控乙酰胆碱酯酶抑制和自由基清除。

Bio-Nano Synergy in Therapeutic Applications: Drug-Graphene Oxide Nanocomposites for Modulated Acetylcholinesterase Inhibition and Radical Scavenging.

机构信息

Department of Chemistry, North-Eastern Hill University, Shillong 793022, India.

Institute of Organic Chemistry and Biochemistry of the Czech Academy of Sciences, Flemingovo nam. 2, Prague 6 CZ-16610, Czech Republic.

出版信息

J Phys Chem B. 2024 Aug 1;128(30):7427-7437. doi: 10.1021/acs.jpcb.4c03351. Epub 2024 Jul 17.

Abstract

The current study explores the synergistic application of biophysical chemistry and nanotechnology in therapeutic treatments, focusing specifically on the development of advanced biomaterials to repurpose FDA-approved Alzheimer's disease (AD) drugs as potent antioxidants. By integration of AD drugs into graphene oxide (GO) nanocomposites, an attempt to enhance the acetylcholinesterase (AChE) inhibition and increase radical scavenging activity is proposed. This bionano synergy is designed to leverage the unique properties of both the nanomaterial surface and the bioactive compounds, improving treatment effectiveness. The nanocomposites also promise targeted drug delivery, as GO can traverse the blood-brain barrier to inhibit AChE more effectively in AD patients. Furthermore, the drug-GO nanocomposite exhibits enhanced radical scavenging capabilities, offering additional therapeutic benefits. This study also elucidates a molecular level understanding on how the properties of the drugs are modified when integrated into nanocomposites with GO, enabling the development of more effective materials. The interdisciplinary approach presented in this study exploits the potential of nanotechnology to enhance drug delivery systems and achieve superior therapeutic outcomes through bionano synergy.

摘要

本研究探索了物理化学和纳米技术在治疗应用中的协同作用,特别关注开发先进的生物材料,将 FDA 批准的用于治疗阿尔茨海默病(AD)的药物重新用作有效的抗氧化剂。通过将 AD 药物整合到氧化石墨烯(GO)纳米复合材料中,尝试增强乙酰胆碱酯酶(AChE)抑制作用并提高自由基清除活性。这种生物纳米协同作用旨在利用纳米材料表面和生物活性化合物的独特性质,提高治疗效果。纳米复合材料还具有靶向药物递送的潜力,因为 GO 可以穿过血脑屏障,在 AD 患者中更有效地抑制 AChE。此外,药物-GO 纳米复合材料具有增强的自由基清除能力,提供了额外的治疗益处。本研究还阐明了药物的性质在与 GO 形成纳米复合材料时如何被修饰的分子水平理解,从而能够开发出更有效的材料。本研究提出的跨学科方法利用了纳米技术的潜力,通过生物纳米协同作用增强药物递送系统,并实现更优的治疗效果。

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