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Papers of the Week


Papers: 13 April 2024 - 19 April 2024


2024 Apr 16


Br J Pharmacol


38627101

Calcium-sensing receptor regulates Kv7 channels via G protein signalling and modulates excitability of human induced pluripotent stem cell-derived nociceptive-like neurons.

Authors

Chuinsiri N, Siraboriphantakul N, Kendall L, Yarova P, Nile CJ, Song B, Obara I, Durham J, Telezhkin V

Abstract

Neuropathic pain, a debilitating condition with unmet medical needs, can be characterised as hyperexcitability of nociceptive neurons caused by dysfunction of ion channels. Voltage-gated potassium channels type 7 (Kv7), responsible for maintaining neuronal resting membrane potential and thus excitability, reside under tight control of G protein-coupled receptors (GPCRs). Calcium-sensing receptor (CaSR) is a GPCR that regulates the activity of numerous ion channels, but whether CaSR can control Kv7 channel function has been unexplored until now.