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Antimicrobial Effectiveness

Antimicrobial Effectiveness

The effectiveness of antimicrobial agents depends on various factors influencing their ability to eliminate microbial populations. Larger microbial populations require more time for complete eradication, emphasizing the importance of population size analysis when evaluating antimicrobial efficacy.Microbial resistance to antimicrobial agents varies significantly. Highly resilient microorganisms include endospores, gram-negative bacteria, and non-enveloped viruses, while prions are exceptionally...

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Updated: Jan 13, 2026

Early Viral Entry Assays for the Identification and Evaluation of Antiviral Compounds

Early Viral Entry Assays for the Identification and Evaluation of Antiviral Compounds

Published on: October 29, 2015

对杀毒和病毒静态多价值进入抑制剂进行比较研究.

Hien Thi Tran¹, Sujeet Pawar¹, Yong Zhu¹

¹Institute of Materials, École Polytechnique Fédérale de Lausanne, Station 12, CH-1015 Lausanne, Switzerland.

The journal of physical chemistry. B

|October 28, 2025

概括

多价值进入抑制剂 (MEI) 可以是杀菌性或病毒性. 与蛋白质的疏水性相互作用,特别是牛血清白蛋白和LogP值与MEI所需的杀毒机制相关.

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Use of Viral Entry Assays and Molecular Docking Analysis for the Identification of Antiviral Candidates against Coxsackievirus A16

Use of Viral Entry Assays and Molecular Docking Analysis for the Identification of Antiviral Candidates against Coxsackievirus A16

Published on: July 15, 2019

High-throughput Screening for Broad-spectrum Chemical Inhibitors of RNA Viruses

High-throughput Screening for Broad-spectrum Chemical Inhibitors of RNA Viruses

Published on: May 5, 2014

相关实验视频

Last Updated: Jan 13, 2026

Early Viral Entry Assays for the Identification and Evaluation of Antiviral Compounds

Early Viral Entry Assays for the Identification and Evaluation of Antiviral Compounds

Published on: October 29, 2015

Use of Viral Entry Assays and Molecular Docking Analysis for the Identification of Antiviral Candidates against Coxsackievirus A16

Use of Viral Entry Assays and Molecular Docking Analysis for the Identification of Antiviral Candidates against Coxsackievirus A16

Published on: July 15, 2019

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科学领域:

病毒学病毒学
药用化学医学化学
药物发现药物发现药物发现

背景情况:

像简单疹病毒 (HSV) 和流感这样的病毒感染给全球健康带来了挑战.
多价值进入抑制剂 (MEI) 是为抗病毒治疗而开发的,重点是病毒杀伤性 (不可逆转) 而不是病毒静态 (可逆转) 机制.
基链长度和疏水性影响MEI抑制机制.

研究的目的:

研究硫酸盐和硫酸盐多价值进入抑制剂 (MEI) 对HSV-1和流感的作用机制.
为了确定与病毒杀伤性和病毒静止性活性相关的物理化学性质.
阐明水相互作用在MEI疗效中的作用.

主要方法:

合成和测试四个MEI具有不同的链接长度 (无基和基) 和终端组 (硫酸盐与硫酸盐).
对HSV-1和多种流感菌株的抗病毒活性评估.
测量疏水性 (LogP,CMC) 和蛋白质结合亲和力 (牛血清白蛋白).

主要成果:

在硫酸盐和硫酸盐之间观察到令人惊的抑制机制差异 (病毒杀伤性与病毒静止性) 针对HSV-1和流感的MEI.
这种差异在长 (无基) 和短 (基) 疏水性连接器中仍然存在.
在杀毒活性和LogP值以及与牛血清白蛋白相互作用之间发现了积极的相关性.

结论:

MEI与蛋白质,特别是牛血清白蛋白进行疏水相互作用的能力,对于实现杀菌机制至关重要.
根据LogP的指示,疏水性在确定MEI是否表现出不可逆转 (杀毒性) 或可逆转 (病毒性) 抗病毒活性方面发挥着关键作用.
这些发现提供了对强大有效的杀病毒剂的合理设计的见解.