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用于单个内溶酶体囊泡分析的膜片钳技术
用于单个内溶酶体囊泡分析的膜片钳技术
JoVE Journal
Biology
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JoVE Journal Biology
Patch-Clamp Techniques for Single Endolysosomal Vesicle Analysis

用于单个内溶酶体囊泡分析的膜片钳技术

Full Text
1,203 Views
05:47 min
April 4, 2025

DOI: 10.3791/67519-v

Hsuan-Ti Wang1, Cheng-Chang Chen1,2

1Clinical Laboratory Sciences and Medical Biotechnology, College of Medicine,National Taiwan University, 2Department of Laboratory Medicine,National Taiwan University Hospital

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Please note that some of the translations on this page are AI generated. Click here for the English version.

该协议详细介绍了一种使用手动溶酶体膜片钳系统直接测量细胞内囊泡上离子通道活性的方法。我们说明了涉及扩大内溶酶体和手动分离这些囊泡的方法。这种方法确保研究人员可以准确地复制和应用该程序。

内溶酶体区室是细胞中最小的细胞器。传统的电生理技术无法直接测量其电压和电流变化。内溶酶体膜片钳技术可实现直接记录,使我们能够在离子通道中进行先前的研究。

主要的实验挑战是并非所有化合物都能有效地扩增溶酶体。识别合适的细胞很困难,即使使用理想的溶酶体,也不能保证成功的离子通道记录。我们开发了内溶酶体膜片钳技术,可实现来自内溶酶体膜的直接电生理记录。

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