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عالية الدقة تحليل الزمانية المكانية من مستقبلات حيوية من قبل جزيء واحدة الإسفار الميكروسكوب
JoVE Journal
Bioengineering
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JoVE Journal Bioengineering
High-resolution Spatiotemporal Analysis of Receptor Dynamics by Single-molecule Fluorescence Microscopy
DOI:

15:13 min

July 25, 2014

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Chapters

  • 00:05Title
  • 02:00Coverslip Cleaning
  • 03:33Preparation of Calibration Samples
  • 04:41Transfection
  • 07:35Protein Labeling
  • 08:58Image Acquisition
  • 10:49Image Analysis
  • 12:35Results: TIRF Microscopy Detects and Tracks Single Receptors on the Surface of Living Cells
  • 14:31Conclusion

Summary

Automatic Translation

This protocol describes how to use total internal reflection fluorescence microscopy to visualize and track single receptors on the surface of living cells and thereby analyze receptor lateral mobility, size of receptor complexes as well as to visualize transient receptor-receptor interactions. This protocol can be extended to other membrane proteins.

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