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Updated: Jun 5, 2025

Assaying for Inorganic Polyphosphate in Bacteria

Assaying for Inorganic Polyphosphate in Bacteria

Published on: January 21, 2019

使用二酸盐估计细菌中的聚基酸盐积累的快速方法.

Ingrid E Redersdorff¹, Ailen N Rodríguez², Mariana Escobar²

¹Instituto de Investigaciones Biológicas, CONICET - Universidad Nacional de Mar del Plata, Buenos Aires, Argentina.

|December 16, 2024

概括

这项研究提出了一种快速的甲酸盐方法来估计细菌聚基酸盐 (PHB) 积累. 快速而简单的协议允许快速评估各种细菌培养中的PHB水平.

关键词:

另一个是Alteromonas sp.科贝蒂亚 (Cobetia sp.) 是一个有趣的植物.哈洛蒙纳斯 sp. 的一种.聚基丁酸盐多基酸盐盐酸过酸盐的氧化过程

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Enhanced Reproducibility and Precision of High-Throughput Quantification of Bacterial Growth Data Using a Microplate Reader

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相关实验视频

Last Updated: Jun 5, 2025

Assaying for Inorganic Polyphosphate in Bacteria

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Evaluation of the Efficacy of Organic Peroxyacids for Eradicating Dairy Biofilms Using an Approach Combining Static and Dynamic Methods

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Published on: July 27, 2022

科学领域:

微生物学微生物学
生物化学生物化学
分析化学分析化学

背景情况:

聚乙酸 (PHB) 是许多细菌积累的生物聚合物.
准确量化PHB对于理解细菌生理学和优化生物过程至关重要.
现有的PHB量化方法可能耗时,需要专门的设备.

研究的目的:

建立和验证一个快速简单的协议来估计PHB在细菌细胞中的积累.
评估使用二 (NaClO) 提取用于半定量PHB测量的可行性.
评估NaClO方法与已建立的PHB量化技术的相关性.

主要方法:

在 *Halomonas titanicae* KHS3, *Alteromonas* sp. 和 *Cobetia* sp. 的细菌培养中. 已经使用了.
通过低酸盐 (NaClO) 方法提取PHB.
用光谱测量提取的PHB度用于半定量估计.
结果与干细胞重量,克罗酸和高性能液态染色学 (HPLC) 量化结果进行了比较.

主要成果:

该NaClO提取方法提供了一个快速的 (在50分钟内) 和PHB积累的半定量估计.
该方法与干细胞重量,克罗酸和基于HPLC的PHB量化有很好的相关性.
即使用肉眼也可以观察到PHB含量的明显差异,即使是在积累水平高或低的样本中.

结论:

NaClO提取协议提供了一种快速,简单和经济有效的方法来估计细菌PHB积累.
这种方法对于优化培养条件,监测PHB动力学和确定最佳收获时间是有价值的.
该协议适用于各种细菌物种,促进微生物生物聚合物生产的研究.