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Preparation of Synaptic Plasma Membrane and Postsynaptic Density Proteins Using a Discontinuous Sucrose Gradient
JoVE Journal
Neuroscience
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JoVE Journal Neuroscience
Preparation of Synaptic Plasma Membrane and Postsynaptic Density Proteins Using a Discontinuous Sucrose Gradient
DOI:

08:06 min

September 03, 2014

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Chapters

  • 00:05Title
  • 01:16Tissue Homogenization and Fractioning
  • 03:57Isolating the Synaptic Plasma Membrane (SPM) Fraction
  • 07:02Western Blot of Fractions
  • 07:32Conclusion

Summary

Automatic Translation

This article details the enrichment of proteins associated with the synaptic plasma membrane by ultracentrifugation on a discontinuous sucrose gradient. The subsequent preparation of post-synaptic density proteins is also described. Protein preparations are suitable for western blotting or 2D DIGE analysis.

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