使用膜片钳技术记录BK通道的离子电流。通过向非洲爪蟾卵母细胞Xenopus oocytes注射信使RNA来表达BK通道。膜片钳记录过程中,细胞内溶液由灌流系统控制。
Chapters in this video
0:05
Title
0:45
Introduction
1:10
Injecting mRNA into Oocytes
4:26
Preparing the Ag/AgCl Wire and the Data Acquisition Equipment
1:51
Preparing the Perfusion System
5:33
Stripping the Vitelline Membrane from the Oocyte
6:14
Preparing the Patch Pipettes
7:06
Obtaining an Inside-Out Patch
8:08
Patch Clamping
8:41
Recording of Wild-Type BK Channels on and Oocyte Membrane Patch
9:57
Conclusion
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