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金黄色葡萄球菌中NorA多药外排泵的优化外排测定法。

Optimized efflux assay for the NorA multidrug efflux pump in Staphylococcus aureus.

作者信息

Zimmermann Saskia, Tuchscherr Lorena, Rödel Jürgen, Löffler Bettina, Bohnert Jürgen A

机构信息

Institute of Medical Microbiology, Jena University Hospital, Am Klinikum 1, D-07747 Jena, Germany; Jena University Hospital, Integrated Research and Treatment Center, Center for Sepsis Control and Care (CSCC), Am Klinikum 1, D-07747 Jena, Germany.

Institute of Medical Microbiology, Jena University Hospital, Am Klinikum 1, D-07747 Jena, Germany; Jena University Hospital, Integrated Research and Treatment Center, Center for Sepsis Control and Care (CSCC), Am Klinikum 1, D-07747 Jena, Germany.

出版信息

J Microbiol Methods. 2017 Nov;142:39-40. doi: 10.1016/j.mimet.2017.09.001. Epub 2017 Sep 5.

DOI:10.1016/j.mimet.2017.09.001
PMID:28887002
Abstract

Real-time fluorescent efflux assays are commonly used for measuring the efflux of bacterial pumps. Here we describe an optimized protocol for the NorA efflux pump in S. aureus using DiOC instead of ethidium bromide. Glucose and sodium formate were tested as energy carriers. This novel method is fast and reproducible.

摘要

实时荧光外排测定法通常用于测量细菌泵的外排。在此,我们描述了一种使用DiOC而非溴化乙锭来优化金黄色葡萄球菌中NorA外排泵的实验方案。测试了葡萄糖和甲酸钠作为能量载体。这种新方法快速且可重复。

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引用本文的文献

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Thymoquinone' potent impairment of multidrug-resistant Staphylococcus aureus NorA efflux pump activity.百里醌对耐甲氧西林金黄色葡萄球菌 NorA 外排泵活性的强烈抑制作用。
Sci Rep. 2024 Jul 17;14(1):16483. doi: 10.1038/s41598-024-65991-5.
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Efflux Pump Mediated Antimicrobial Resistance by Staphylococci in Health-Related Environments: Challenges and the Quest for Inhibition.
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Clinically Approved Drugs Inhibit the Multidrug NorA Efflux Pump and Reduce Biofilm Formation.临床批准的药物可抑制多药耐药NorA外排泵并减少生物膜形成。
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