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Surface Passivation for Single-molecule Protein Studies
JoVE Journal
Chemistry
This content is Free Access.
JoVE Journal Chemistry
Surface Passivation for Single-molecule Protein Studies
DOI:

10:35 min

April 24, 2014

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Chapters

  • 00:05Title
  • 01:35Slide Preparation and Cleaning
  • 04:08Amino-silanization of Slides and Coverslips
  • 05:24Surface Passivation Using Polymer (The First Round)
  • 07:30Assembling a Microfluidic Chamber
  • 08:52Results: Quality Control
  • 10:06Conclusion

Summary

Automatic Translation

We describe a method for passivating a glass surface using polyethylene glycol (PEG). This protocol covers surface cleaning, surface functionalization, and PEG coating. We introduce a new strategy for treating the surface with PEG molecules over two rounds, which yields superior quality of passivation compared to existing methods.

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