A functional role for the two-pore domain potassium channel TASK-1 in cerebellar granule neurons

JA Millar, L Barratt, AP Southan… - Proceedings of the …, 2000 - National Acad Sciences
Cerebellar granule neurons (CGNs) are one of the most populous cells in the mammalian
brain. They express an outwardly rectifying potassium current, termed a “standing-outward” …

Formation of functional heterodimers between the TASK-1 and TASK-3 two-pore domain potassium channel subunits

G Czirják, P Enyedi - Journal of Biological Chemistry, 2002 - ASBMB
The potassium channels in the two-pore domain family are widely expressed and regulate
the excitability of neurons and other excitable cells. These channels have been shown to …

Characterization of four types of background potassium channels in rat cerebellar granule neurons

J Han, J Truell, C Gnatenco, D Kim - The Journal of Physiology, 2002 - Wiley Online Library
Cerebellar granule neurons express a standing outward (background) K+ current (IK, SO)
that regulates the resting membrane potential and cell excitability. As several tandem‐pore …

Inhibition of TASK-1 potassium channel by phospholipase C

G Czirják, GL Petheo, A Spät… - American Journal of …, 2001 - journals.physiology.org
The two-pore-domain K+ channel, TASK-1, was recently shown to be a target of receptor-
mediated regulation in neurons and in adrenal glomerulosa cells. Here, we demonstrate that …

Modifying the subunit composition of TASK channels alters the modulation of a leak conductance in cerebellar granule neurons

MI Aller, EL Veale, AM Linden, C Sandu… - Journal of …, 2005 - Soc Neuroscience
Two-pore domain potassium (K2P) channel expression is believed to underlie the
developmental emergence of a potassium leak conductance [IK (SO)] in cerebellar granule …

Localization of the tandem pore domain K+ channel KCNK5 (TASK-2) in the rat central nervous system

A Gabriel, M Abdallah, CS Yost, BD Winegar… - Molecular brain …, 2002 - Elsevier
Tandem pore domain K+ channels (2P K+ channels) are responsible for background K+
currents. 2P K+ channels are the most numerous encoded K+ channels in the …

Gαq-mediated regulation of TASK3 two-pore domain potassium channels: the role of protein kinase C

EL Veale, LE Kennard, GL Sutton, G MacKenzie… - Molecular …, 2007 - ASPET
The TASK subfamily of two pore domain potassium channels (K2P) gives rise to leak
potassium currents, which contribute to the resting membrane potential of many neurons …

Localization of the tandem pore domain K+ channel TASK-1 in the rat central nervous system

CH Kindler, C Pietruck, CS Yost, ER Sampson… - Molecular brain …, 2000 - Elsevier
Recently, a new family of potassium channels with two pore domains in tandem and four
transmembrane segments has been identified. Seven functional mammalian channels have …

Functional expression of TASK‐1/TASK‐3 heteromers in cerebellar granule cells

D Kang, J Han, EM Talley, DA Bayliss… - The Journal of …, 2004 - Wiley Online Library
TASK‐1 and TASK‐3 are functional members of the tandem‐pore K+ (K2P) channel family,
and mRNAs for both channels are expressed together in many brain regions. Although …

Cloning, localisation and functional expression of a novel human, cerebellum specific, two pore domain potassium channel

CG Chapman, HJ Meadows, RJ Godden… - Molecular brain …, 2000 - Elsevier
We have isolated, by degenerate PCR, a complementary DNA encoding a novel two pore
domain potassium channel. This is the 7th functional member of the human tandem pore …