Results 121 to 130 of about 5,030 (211)

Kir6.2 activation by sulfonylurea receptors: a different mechanism of action for SUR1 and SUR2A subunits via the same residues

open access: yes, 2015
International audienceATP-sensitive potassium channels (K-ATP channels) play a key role in adjusting the membrane potential to the metabolic state of cells.
Moreau, Christophe J   +4 more
core   +1 more source

ATP敏感性钾离子通道基因多态性与冠心病的相关分析

open access: yesZhongguo shiyan zhenduanxue, 2007
目的初步探讨中国汉族人群Kir6.2基因E23K多态性与冠心病(CHD)的关系。方法提取119例CHD患者和101例对照者的基因组DNA,采用PCR-限制性位点多态性(PCR-RSP)方法检测Kir6.2基因E23K多态性分布特点,同时检测各项血脂水平。结果湖北地区汉族人群中普遍存在该位点的基因多态性,在冠心病组中,G等位基因频率高于正常组(63.4%vs.56.9%,P>0.05);A等位基因频率低于正常组(36.6%vs.43.1%,P>0.05),两组间等位基因频率无显著性差异(P>0.05 ...
鲁敏翔
doaj  

Calcium imaging and modeling in islets with varying Cx36 and Kir6.2[ΔN30,K185Q] expression.

open access: yes, 2016
A). Image of autofluorescence in GFP channel in islet lacking Kir6.2[ΔN30,K185Q] expression (left); with representative time courses of Rhod2 fluorescence in islets isolated from Cx36+/+ and Cx36-/- mice at 20mM glucose (middle); and time courses from ...
Thomas H. Hraha (625798)   +4 more
core   +1 more source

Neonatal diabetes - The role of KCNJ11 (Kir6.2)

open access: yes, 2016
ATP-sensitive potassium (KATP) channels are inhibited by intracellular ATP and activated by MgADP. As a consequence, they couple the metabolic state of the cell to its electrical activity. In pancreatic β-cells KATP channels regulate glucose-dependent insulin secretion and are the target for sulphonylurea drugs clinically employed in the treatment of ...
openaire   +1 more source

Structure-function studies of the Kir6.2 channel and of its coupling with natural and artificial partners

open access: yes, 2015
Les canaux potassiques sensibles à l'ATP (K-ATP) jouent un rôle fondamental au sein de la cellule, puisqu'ils ajustent le potentiel de membrane en fonction de l'état métabolique. Ils combinent deux types de protéines: le récepteur des Sulfonylurée (SUR),
Principalli, Maria Antonietta
core  

Endoplasmic reticulum accumulation of Kir6.2 without activation of ER stress response in islet cells from adult Sur1 knockout mice.

open access: yes, 2010
Trafficking of pancreatic K(ATP) channels to the plasma membrane critically depends on masking the endoplasmic reticulum (ER) retention signals of the SUR1 and Kir6.2 subunits upon their proper assembly into functional hetero-octamers.
Marhfour, Ihsane   +6 more
core  

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