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Ett integrerat System att distans utlösa intracellulära signaltransduktion genom uppkonvertering nanopartikel-medierad Kinase ljusaktivering
JoVE Journal
Bioingegneria
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JoVE Journal Bioingegneria
An Integrated System to Remotely Trigger Intracellular Signal Transduction by Upconversion Nanoparticle-mediated Kinase Photoactivation
DOI:

11:20 min

August 30, 2017

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Capitoli

  • 00:05Titolo
  • 01:33Fluorimeter Setup for Upconversion Spectrum Measurement and Microscope Setup
  • 03:29Characterization of Caged-PKA and Caged PKA/UCNP Constructs and Photolysis Setup
  • 04:55Cell Sample Preparation and Microinjection of Caged-PKA/UCNP Complexes
  • 07:35Photoactivation of Caged-PKA/UCNP Using NIR Light in Living Cells Experiment
  • 08:33Results: Visualize PKA Signal Transduction Activation via NIR Photoactivation
  • 09:40Conclusion

Summary

Traduzione automatica

I detta protokoll, Bur proteinkinas A (PKA), en cellulära signaltransduktion bioeffector, var orörlig på en nanopartikel yta, microinjected i cytosolen och aktiveras av matas ut UV-ljus från nära infrarött (NIR) bestrålning, förmå nedströms stress fiber sönderfall i cytosolen.

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