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相关实验视频

Updated: Jun 24, 2025

Digital Microfluidics for Automated Proteomic Processing

Digital Microfluidics for Automated Proteomic Processing

Published on: November 6, 2009

开发使用基于的合剂的自动化蛋白质工作流程.

Connor Frey¹, Maor Arad², Kenneth Ku³

¹Department of Chemistry, University of the Fraser Valley, 33844 King Road, Abbotsford, BC V2S 7M8, Canada; Faculty of Medicine, University of British Columbia, 2194 Health Sciences Mall, Vancouver, BC V6T 1Z3, Canada.

Journal of proteomics

|June 6, 2024

概括

新的基于的合剂,4-triethoxysilylbutyraldehyde (TESB) 和TESBA,可以实现自动化的酶固定,从而在蛋白质组学中实现强大,快速的消化. 这种方法简化了样品的准备,并减少了酶浪费,以实现成本效益的分析.

关键词:

自动化液体处理器处理器从底部向上的蛋白质组学毛细管电泳可以通过毛细管电泳进行.固定化的酶.液体染色学质谱学质谱学类映射映射类映射

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相关实验视频

Last Updated: Jun 24, 2025

Digital Microfluidics for Automated Proteomic Processing

Digital Microfluidics for Automated Proteomic Processing

Published on: November 6, 2009

A Plasma Sample Preparation for Mass Spectrometry using an Automated Workstation

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科学领域:

生物化学和蛋白质组学
分析化学分析化学
材料科学材料科学材料科学

背景情况:

酶静止对于高效且可重复使用的蛋白质分子样本制备至关重要.
经典方法可能是耗时和劳动密集的.
开发新的合剂和自动化工作流程是高通量蛋白质组学所需的.

研究的目的:

开发使用新型基合剂实现酶固定的自动化方法.
评估固定酶颗粒 (IEP) 和微反应器 (IMER) 的效率和稳定性.
为了使这些方法适应简化,高通量自下而上的蛋白质组学 (BUP).

主要方法:

开发和应用4-triethoxysilylbutyraldehyde (TESB) 和4-triethoxysilylbutanoic acid (TESBA) 作为基于的酶合剂.
使用Agilent Bravo液体处理系统,自动制造固定酶颗粒 (IEP).
适应IEP方法在毛细血管内进行现场固定酶微反应器 (IMER) 制造.

主要成果:

IEPs表现出强度,快速消化和高固定效率 (51 ± 8%).
使用素的自动化IEP与经典的凝消化相美;素IEP显示在氨酸残留物上有特定的裂变.
在15分钟内,IMERs实现了牛血清白蛋白 (BSA) 的高效消化,序列覆盖率为33-40%.

结论:

TESB和TESBA提供有效的基于的解决方案,用于酶固定.
自动化的IEP和IMER方法显著提高了蛋白质组学中的效率,可重复性和成本效益.
这些进步为全自动化,质谱学集成的蛋白质组学工作流程铺平了道路.