基于酚红线的非靶向泪液脂质采样程序在生物标志物发现中

574 views

08:16 min

December 12th, 2025

10.3791/69474-v

December 12th, 2025

574 views

该方案描述了一种独特的临床方案,用于利用酚红线和基于液相色谱-串联质谱(LC-MS/MS)的工作流程采集人类泪液样本,以发现泪液脂质组剖面。简单的甲基叔丁基醚(MTBE)/甲醇双相分离方法能够快速提取泪脂,并实现高回收率,以发现泪液生物标志物。

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Tear Lipidomics

Chapters in this video

0:00

Introduction

0:35

Phenol Red Thread (PRT)-Based Collection of Human Tear Fluid

2:40

MTBE/Methanol Biphasic Separation for Lipid Extraction from Sampled PRT

5:26

Reconstitution of Extracted Tear Lipid for LC-MS/MS Analysis

6:22

Results

7:39

Conclusion

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