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Usando Microfluidos e Microscopia de Fluorescência para Estudar a Dinâmica de Montagem de Filamentos e Pacotes de Actin Único
JoVE Journal
Biochemistry
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JoVE Journal Biochemistry
Using Microfluidics and Fluorescence Microscopy to Study the Assembly Dynamics of Single Actin Filaments and Bundles
DOI:

08:02 min

May 05, 2022

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Chapters

  • 00:04Introduction
  • 00:40Polydimethylsiloxane (PDMS) Chamber Assembly
  • 01:45Connect Microfluidic Device
  • 03:11Configuring the Setup with Standard Flow Rates and Changing Solution
  • 04:21Basic Single Filament Experiment: Adenosine Diphosphate (ADP)-Actin Barbed End Depolymerization
  • 06:45Results: Polymerization of Actin Filaments from Spectrin-Actin Seeds when Exposed to Different Actin Binding Proteins
  • 07:24Conclusion

Summary

Automatic Translation

Apresentamos protocolos para ensaios microfluidos de filamento de actina simples, em combinação com microscopia de fluorescência, que permitem monitorar com precisão filamentos de actina individuais em tempo real, expondo-os sequencialmente a diferentes soluções proteicas.

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