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2-Aminoethoxydiphenyl borate (2-APB) is a chemical that acts to inhibit both IP3 receptors and TRP channels. In research it is used to manipulate intracellular release of calcium ions (Ca2+) and modify TRP channel activity.

2-APB structure, image from PubChem

Alternative names

  • 2-Aminoethyl diphenylborinate
  • 2APB

Usage Notes


> 51 Xenbase articles contain a reference to 2-APB according to textpresso