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成人脑组织切片中钾离子选择性电极的制备、检测及应用
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Making, Testing, and Using Potassium Ion Selective Microelectrodes in Tissue Slices of Adult Brain
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成人脑组织切片中钾离子选择性电极的制备、检测及应用

DOI:
10.3791/57511-v

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11:20 min

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May 07, 2018

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, , ,
1Department of Physiology, David Geffen School of Medicine,University of California Los Angeles, 2Department of Neurology, David Geffen School of Medicine,University of California Los Angeles, 3Department of Neurobiology, David Geffen School of Medicine,University of California Los Angeles

Chapters

  • 00:14Title
  • 00:46Preparation of Potassium Ion-selective Microelectrodes
  • 04:18Calibration of Potassium Ion-selective Microelectrodes
  • 05:40Acute Slice Preparation
  • 07:16Measurement of Electrically Evoked K Release
  • 09:26Results: Calibration of Microelectrodes and Measurement of Electrically Evoked K Release
  • 10:53Conclusion

Summary

자동 번역

자동 번역

钾离子有助于细胞的静止膜电位, 胞外 K+浓度是细胞兴奋性的重要调节因子。我们描述如何制作, 校准和使用单 K+选择性电极。使用此类电极可以测量成年海马切片中电诱发的 K+浓度动态。

Tags

Potassium Ion Selective MicroelectrodesAdult BrainPotassium Ion HomeostasisBorosilicate Glass CapillariesSilanizationMicroelectrode FabricationDDS Silanization SolutionMicroelectrode PullerPotassium Ion Concentration Measurement

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