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利用体外和计算机模拟方法对植物化学物质抗牛疱疹病毒1型活性的初步评估

Preliminary Evaluation of Phytochemicals for Anti-BoHV-1 Activity Using In Vitro and In Silico Approaches.

作者信息

Bhat Smitha S, Pradeep Sushma, Patil Sharanagouda S, Flores-Holguín Norma, Glossman-Mitnik Daniel, Frau Juan, Sommano Sarana Rose, Ali Nemat, Mohany Mohamed, Shivamallu Chandan, Prasad Shashanka K, Kollur Shiva Prasad

机构信息

Department of Biotechnology and Bioinformatics, JSS Academy of Higher Education and Research, Mysuru 570 015, India.

ICAR-National Institute of Veterinary Epidemiology and Disease Informatics (NIVEDI), Yelahanka, Bengaluru 560 064, India.

出版信息

ACS Omega. 2023 Jun 14;8(25):22684-22697. doi: 10.1021/acsomega.3c01478. eCollection 2023 Jun 27.

Abstract

from the Fabaceae family has been reported to have antiviral properties and used in traditional medical systems like ayurveda and Chinese medicine and has been employed to treat a variety of illnesses including cholera, food poisoning, diarrhea, and phlegmatic diseases. The bovine alphaherpesvirus-1 (BoHV-1) is notorious for causing significant harm to the veterinary and agriculture industries. The removal of the contagious BoHV-1 from host organs, particularly in those reservoir creatures, has required the use of antiviral drugs that target infected cells. This study developed LP-CuO NPs from methanolic crude extracts, and FTIR, SEM, and EDX analyses were used to confirm their formation. SEM analysis revealed that the LP-CuO NPs had a spherical shape with particle sizes between 22 and 30 nm. Energy-dispersive X-ray pattern analysis revealed the presence of only copper and oxide ions. By preventing viral cytopathic effects in the Madin-Darby bovine kidney cell line, the methanolic extract of and LP-CuO NPs demonstrated a remarkable dose-dependent anti-BoHV-1 action in vitro. Furthermore, molecular docking and molecular dynamics simulation studies of bio-actives from against the BoHV-1 viral envelope glycoprotein disclosed effective interactions between all phytochemicals and the protein, although kievitone was found to have the highest binding affinity, with the greatest number of interactions, which was also validated with molecular dynamics simulation studies. Understanding the chemical reactivity qualities of the four ligands was taken into consideration facilitated by the global and local descriptors, which aimed to predict the chemical reactivity descriptors of the studied molecules through the conceptual DFT methodology, which, along with ADMET finding, support the in vitro and in silico results.

摘要

据报道,豆科植物具有抗病毒特性,在阿育吠陀和中医等传统医学体系中被使用,并已用于治疗包括霍乱、食物中毒、腹泻和痰症在内的多种疾病。牛α疱疹病毒1型(BoHV-1)因对兽医和农业产业造成重大危害而臭名昭著。从宿主器官,特别是那些储存宿主中去除具有传染性的BoHV-1,需要使用针对感染细胞的抗病毒药物。本研究从甲醇粗提物中制备了LP-CuO纳米颗粒,并通过傅里叶变换红外光谱(FTIR)、扫描电子显微镜(SEM)和能谱分析(EDX)对其形成进行了确认。SEM分析表明,LP-CuO纳米颗粒呈球形,粒径在22至30纳米之间。能量色散X射线图谱分析表明仅存在铜离子和氧离子。通过在Madin-Darby牛肾细胞系中阻止病毒细胞病变效应,[植物名称]的甲醇提取物和LP-CuO纳米颗粒在体外表现出显著的剂量依赖性抗BoHV-1作用。此外,[植物名称]生物活性成分对BoHV-1病毒包膜糖蛋白的分子对接和分子动力学模拟研究表明,所有植物化学物质与该蛋白之间均存在有效相互作用,尽管发现基维酮具有最高的结合亲和力和最多的相互作用,分子动力学模拟研究也证实了这一点。通过全局和局部描述符考虑了四种配体的化学反应性质,其目的是通过概念密度泛函理论方法预测所研究分子的化学反应描述符,这与ADMET研究结果一起支持了体外和计算机模拟结果。

https://cdn.ncbi.nlm.nih.gov/pmc/blobs/827a/10308559/15160423ed95/ao3c01478_0002.jpg

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