Results 101 to 110 of about 45,380 (194)

The structure of a voltage gated potassium channel

open access: yes, 2010
Voltage gated potassium channels (Kv channels) are tetrameric ion channels, responsible for regulating the potassium component of the membrane potential in a large range of cell types ranging from mammalian excitable cells to bacteria. Attempts have been
Rogers, Nik
core  

The relationship between apamin binding and channel block in KCa2 potassium channels.

open access: yes, 2013
Small conductance calcium-activated potassium channels (KCa2.1,2.2,2.3) are widely distributed throughout the body and are involved in diverse physiological processes including the regulation of neuronal firing and smooth muscle contraction.
Jenkinson, DH   +3 more
core  

Quercetin relaxes human gastric smooth muscles directly through ATP-sensitive potassium channels and not depending on the nitric oxide pathway. [PDF]

open access: yesNeurogastroenterol Motil, 2021
Modzelewska B   +7 more
europepmc   +1 more source

HL-1 cells express an inwardly rectifying K+ current activated via muscarinic receptors comparable to that in mouse atrial myocytes

open access: yes, 2010
An inwardly rectifying K^+ current is present in atrial cardiac myocytes that is activated by acetylcholine (I_{KACh}). Physiologically, activation of the current in the SA node is important in slowing the heart rate with increased parasympathetic tone ...
Muriel Nobles   +6 more
core   +1 more source

ATP and mechanisms of central CO2 chemosensitivity [PDF]

open access: yes
ATP release from the surface of the ventro-lateral medulla (VLM) is integral to the hypercapnic response in vivo and can be seen in vitro. By employing horizontal slices of the ventral medulla containing the ventral chemosensitive nuclei, I have ...
Huckstepp, Robert T. R.
core  

Glimepiride, a novel sulfonylurea, does not abolish myocardial protection afforded by either ischemic preconditioning or diazoxide

open access: yes, 2001
Background: The sulfonylurea glibenclamide (Glib) abolishes the cardioprotective effect of ischemic preconditioning (IP), presumably by inhibiting mitochondrial KATP channel opening in myocytes. Glimepiride (Glim) is a new sulfonylurea reported to affect
Baxter, G.F.   +5 more
core  

Caveolae localise protein kinase A signalling to arterial ATP-sensitive potassium channels.

open access: yes, 2004
Caveolae localise protein kinase A signalling to arterial ATP-sensitive potassium ...
Laura J. Sampson (7589231)   +3 more
core  

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