高通量多器官蛋白质组学工作流程用于药物疗效和毒性分析.
Yun Xiong1,2,3, Lin Tan1,2,3, Wai-Kin Chan1,3
1Department of Bioinformatics and Computational Biology, The University of Texas MD Anderson Cancer Center (MDACC), Houston, TX, USA.
Nature communications
|February 9, 2026
概括
一种新的高通量质谱法,可快速对每天240多个样本进行蛋白质组分析. 这种技术为药物效应提供了深刻的生物学见解,加速了系统生物学研究.
科学领域:
- 蛋白质组学是指蛋白质组学.
- 系统生物学 系统生物学
- 质谱测量质量谱测量
背景情况:
- 复杂蛋白质组的高通量分析对系统生物学至关重要.
- 对于大型样本集,现有的方法可能会耗费大量时间.
研究的目的:
- 开发和验证一个高通量质谱 (MS) 蛋白质组学方法.
- 将这种方法应用于在临床前模型中分析药物效应.
主要方法:
- 结合狭窄窗口数据独立采集 (nDIA) 与短梯度微流色谱.
- 实现了每天超过240个样本的分析.
- 对507只小鼠组织样本进行分析,这些样本被L-asparaginase (ASNase) 或其突变物治疗.
主要成果:
- 分别确定了6,201个和7,466个具有1分钟和2分钟梯度的人类蛋白质.
- 在药物治疗后生成了11,472种蛋白质的定量概况.
- 证实了ASNase对氨基酸代谢的影响,抑制了抗凝固剂和胆固醇代谢,并揭示了组织特异性的失调途径.
结论:
- 优化的高通量蛋白质组学方法显著加快了系统级分析.
- 从临床前模型生成生物见解和临床可行的假设.
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