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Utilizzo della microscopia a microfluidica e fluorescenza per studiare la dinamica di assemblaggio di singoli filamenti e fasci di actina
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

Presentiamo protocolli per semplici saggi microfluidici di filamenti di actina, in combinazione con la microscopia a fluorescenza, che consentono di monitorare con precisione i singoli filamenti di actina in tempo reale esponendoli sequenzialmente a diverse soluzioni proteiche.

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