电感耦合等离子体质谱在细菌多组分分析中的应用

Application of Inductively Coupled Plasma Mass Spectrometry in Multiplex Bacteria Assay

  • 摘要: 对细菌特征蛋白和核酸进行高通量定量分析,有助于快速鉴定细菌种群及其功能研究。近年来,结合元素标记策略的电感耦合等离子体质谱(ICP-MS)在细菌蛋白和核酸检测中的应用受到关注。ICP-MS检测蛋白质、核酸等生物分子时,具有灵敏度高、线性范围宽、生物基体干扰小等优点,适用于细菌多组分定量分析。本文综述了细菌不同特征物质作为目标待测物的ICP-MS分析方法,并对其发展方向进行了展望,希望为细菌分析方法的研究提供参考。

     

    Abstract: The efficient identification and quantification of bacteria can be achieved by a high throughput quantitative analysis of bacterial characteristic protein and nucleic acid, and it can help the study of bacterial population function. Recently, combined with elemental labeling strategy, the application of inductively coupled plasma mass spectrometry (ICP-MS) on protein and nucleic acid detection has received lots of attention. ICP-MS has high sensitivity, wide linear range and small interference of biological substrate when detecting the protein, nucleic acid and other biomolecules. Therefore, ICP-MS method is suitable for multiplex detection of bacteria. In this article, the ICP-MS analysis methods of different bacterial characteristic targets were reviewed. The prospect of the developing tendency was anticipated to provide reference for the future research of bacterial analysis methods.

     

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