P2X Electrophysiology and Surface Trafficking in Xenopus Oocytes

authors

  • Bertin Eléonore
  • Martinez Audrey
  • Boué-Grabot Eric

keywords

  • P2X
  • ATP-gated channels
  • Double-electrode patch clamp
  • Electrophysiology
  • Receptor function
  • Surface trafficking
  • Xenopus
  • Oocytes

document type

COUV

abstract

Xenopus oocytes serve as a standard heterologous expression system for the study of various ligand-gated ion channels including ATP P2X receptors. Here we describe the whole-cell two-electrode voltage clamp and biotinylation/Western blotting techniques to investigate the functional properties and surface trafficking from P2X-expressing oocytes.

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