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使用 4 维(x、y、z 和 +)高光谱 FRET 成像和分析测量活细胞中的三维 cAMP 分布
JoVE Journal
Biology
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JoVE Journal Biology
Measurement of 3-Dimensional cAMP Distributions in Living Cells using 4-Dimensional (x, y, z, and λ) Hyperspectral FRET Imaging and Analysis
DOI:

08:22 min

October 27, 2020

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Chapters

  • 00:04Introduction
  • 00:34Imaging Preparation
  • 01:16Image Acquisition
  • 04:00Image Analysis
  • 05:22FRET Efficiency Calculation and Mapping
  • 06:26Results: Representative 3D cAMP Distribution and Hyperspectral FRET Imaging and Analysis
  • 07:57Conclusion

Summary

Automatic Translation

由于基于 Fürster 共振能量转移 (FRET) 传感器的固有的低信号与噪声比 (SNR),CAMP 信号的测量一直具有挑战性,尤其是在三个空间维度方面。在这里,我们描述了一个高光谱FRET成像和分析方法,允许测量三个空间尺寸的CAMP分布。

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