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DOI :
10.3791/62552-v
April 27th, 2021
Chapters
0:04
Introduction
0:54
Preparation of Tissue-Drying Wicks
1:39
Tissue Washing for Sphingolipidomic Optimal Cutting Temperature-Compound (OCT) Removal
2:41
Tissue Weighing for Data Normalization
4:12
Lipid Extraction
7:03
Results: Liquid Chromatography Electrospray Ionization Tandem Mass Spectrometry (LC ESI MS/MS) Analysis of Tissues Following OCT Removal
8:36
Conclusion
鞘脂是生物活性代谢物,在人类疾病中具有公认的作用。用质谱法表征组织改变可以揭示疾病病因学中的作用或确定治疗靶点。然而,用于生物储存库中冷冻保存的OCT化合物会干扰质谱分析。我们概述了使用LC-ESI-MS / MS分析嵌入OCT的人体组织中鞘脂的方法。
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