Results 41 to 50 of about 331,376 (161)

A selectivity filter at the intracellular end of the acid-sensing ion channel pore

open access: yeseLife, 2017
Increased extracellular proton concentrations during neurotransmission are converted to excitatory sodium influx by acid-sensing ion channels (ASICs). 10-fold sodium/potassium selectivity in ASICs has long been attributed to a central constriction in the
Timothy Lynagh   +7 more
doaj   +1 more source

Cav3.2 calcium channel interactions with the epithelial sodium channel ENaC

open access: yesMolecular Brain, 2019
This study describes the functional interaction between Cav3.2 calcium channels and the Epithelial Sodium Channel (ENaC). β-ENaC subunits showed overlapping expression with endogenous Cav3.2 calcium channels in the thalamus and hypothalamus as detected ...
Agustin Garcia-Caballero   +7 more
doaj   +1 more source

The tail of the cardiac sodium channel [PDF]

open access: yesChannels, 2008
Addendum to: Human Heart Failure Is Associated With Abnormal C-Terminal Splicing Variants in the Cardiac Sodium Channel Lijuan L. Shang, Arnold E. Pfahnl, Shamarendra Sanyal, Zhe Jiao, Jon Allen, Kathrin Banach, John Fahrenbach, Daiana Weiss, W. Robert Taylor, A. Maziar Zafari, Samuel C. Dudley, Jr Circulation Research. 2007;101:1146.
Lijuan L, Shang   +2 more
openaire   +2 more sources

Unexpected Efficacy of a Novel Sodium Channel Modulator in Dravet Syndrome

open access: yesScientific Reports, 2017
Dravet syndrome, an epileptic encephalopathy affecting children, largely results from heterozygous loss-of-function mutations in the brain voltage-gated sodium channel gene SCN1A.
Lyndsey L. Anderson   +4 more
doaj   +1 more source

Novel Sodium Channel Inhibitor From Leeches

open access: yesFrontiers in Pharmacology, 2018
Considering blood-sucking habits of leeches from surviving strategy of view, it can be hypothesized that leech saliva has analgesia or anesthesia functions for leeches to stay undetected by the host. However, no specific substance with analgesic function
Gan Wang   +16 more
doaj   +1 more source

Late Sodium Current Inhibitors as Potential Antiarrhythmic Agents

open access: yesFrontiers in Pharmacology, 2020
Based on recent findings, an increased late sodium current (INa,late) plays an important pathophysiological role in cardiac diseases, including rhythm disorders.
Balázs Horváth   +9 more
doaj   +1 more source

Effects of Sodium Azide, Barium Ion, d-Amphetamine and Procaine on Inward Rectifying Potassium Channel 6.2 Expressed in Xenopus Oocytes

open access: yesJournal of the Formosan Medical Association, 2008
Background/Purpose: Inward rectifying potassium channel 6.2 (Kir6.2 Δ C26 channel) is closely related to ATP-sensitive potassium channels. Whether sodium azide, barium ion, d-amphetamine or procaine acts directly on the Kir6.2 Δ C26 channel remains ...
Fan-Lu Kung   +9 more
doaj   +1 more source

Antinociceptive Effects of Sodium Channel-Blocking Agents on Acute Pain in Mice

open access: yesJournal of Pharmacological Sciences, 2004
The effects of various sodium channel blocking agents on acute thermal and mechanical nociception, as assessed using the plantar and tail pressure tests, respectively, were compared with the effects of morphine. The drugs used were mexiletine, lidocaine,
Akiko Sakaue   +3 more
doaj   +1 more source

Na1.7 and Na1.8: Role in the pathophysiology of pain

open access: yesMolecular Pain, 2019
Chronic pain is a significant unmet medical problem. Current research regarding sodium channel function in pathological pain is advancing with the hope that it will enable the development of isoform-specific sodium channel blockers, a promising treatment
Shaila Hameed
doaj   +1 more source

Marine Toxins That Target Voltage-gated Sodium Channels

open access: yesMarine Drugs, 2006
: Eukaryotic, voltage-gated sodium (NaV) channels are large membrane proteins which underlie generation and propagation of rapid electrical signals in nerve, muscle and heart. Nine different NaV receptor sites, for natural ligands and/or drugs, have been
Robert J. French   +3 more
doaj   +1 more source

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