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姜黄素囊泡纳米递药系统的研制:作为一种安全有效的抗病毒药物的统计学优化、体外特性分析和抗病毒效果。

Development of Provesicular Nanodelivery System of Curcumin as a Safe and Effective Antiviral Agent: Statistical Optimization, In Vitro Characterization, and Antiviral Effectiveness.

机构信息

Department of Pharmacognosy, Faculty of Pharmacy, Mansoura University, Mansoura 35516, Egypt.

Department of Pharmaceutical Technology, Faculty of Pharmacy, Kafrelsheikh University, Kafrelsheikh 33516, Egypt.

出版信息

Molecules. 2020 Dec 1;25(23):5668. doi: 10.3390/molecules25235668.

Abstract

Curcumin is a natural compound that has many medical applications. However, its low solubility and poor stability could impede its clinical applications. The present study aimed to formulate dry proniosomes to overcome these pitfalls and improve the therapeutic efficacy of Curcumin. Curcumin-loaded proniosomes were fabricated by the slurry method according to 3 factorial design using Design-Expert software to demonstrate the impact of different independent variables on entrapment efficiency (EE%) and % drug released after 12 h (Q). The optimized formula (F5) was selected according to the desirability criteria. F5 exhibited good flowability and appeared, after reconstitution, as spherical nanovesicles with EE% of 89.94 ± 2.31% and Q of 70.89 ± 1.62%. F5 demonstrated higher stability and a significant enhancement of Q than the corresponding niosomes. The docking study investigated the ability of Curcumin to bind effectively with the active site of DNA polymerase of Herpes simplex virus (HSV). The antiviral activity and the safety of F5 were significantly higher than Curcumin. F5 improved the safety of Acyclovir (ACV) and reduced its effective dose that produced a 100% reduction of viral plaques. Proniosomes could be promising stable carriers of Curcumin to be used as a safe and efficient antiviral agent.

摘要

姜黄素是一种天然化合物,具有许多医学应用。然而,其低溶解度和较差的稳定性可能会阻碍其临床应用。本研究旨在通过干前体脂质体制剂来克服这些缺陷,提高姜黄素的治疗效果。根据 Design-Expert 软件中的 3 因素设计,采用糊法制备载姜黄素前体脂质体,以展示不同独立变量对包封率(EE%)和 12 小时后药物释放百分比(Q)的影响。根据理想性标准,选择优化的配方(F5)。F5 表现出良好的流动性,经重建后呈球形纳米囊泡,EE%为 89.94 ± 2.31%,Q 为 70.89 ± 1.62%。F5 比相应的前体脂质体具有更高的稳定性和显著增强的 Q。对接研究调查了姜黄素有效结合单纯疱疹病毒(HSV)DNA 聚合酶活性位点的能力。F5 的抗病毒活性和安全性明显高于姜黄素。F5 提高了阿昔洛韦(ACV)的安全性,并降低了其有效剂量,从而使病毒斑减少 100%。前体脂质体可以作为姜黄素的一种有前途的稳定载体,用于安全有效的抗病毒药物。

https://cdn.ncbi.nlm.nih.gov/pmc/blobs/8c17/7731007/f4b2ceb9c363/molecules-25-05668-g001.jpg

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