Results 11 to 20 of about 2,616,993 (275)

Structure and function of potassium and calcium channels [PDF]

open access: yes, 2005
In this thesis, potassium channels human Kv2.1 and rat Kv2.1, along with calcium channels Ca, 1.2, Ca, 3.1, and chimeras have been studied. These channels were expressed in Xenopuso ocytesf or electrophysiological experiments using two electrode voltage
Stevens, Louisa Rebecca
core   +9 more sources

Drug binding sites on Nat1.8 sodium channels [PDF]

open access: yes, 2008
The voltage-gated sodium channel, Nav 1.8, is known to play an important role in pain signalling. In this thesis, the functional properties and drug binding sites of wild type and mutant Nav 1.8 sodium channel currents were studied in mammalian sensory ...
Browne, Liam Edward
core   +6 more sources

Structural dynamics determine voltage and pH gating in human voltage-gated proton channel

open access: yeseLife, 2022
Voltage-gated proton (Hv) channels are standalone voltage sensors without separate ion conductive pores. They are gated by both voltage and transmembrane proton gradient (i.e., ∆pH), serving as acid extruders in most cells.
Shuo Han   +7 more
doaj   +1 more source

Ion channels as molecular targets of glioblastoma electrotherapy

open access: yesFrontiers in Cellular Neuroscience, 2023
Therapies with weak, non-ionizing electromagnetic fields comprise FDA-approved treatments such as Tumor Treating Fields (TTFields) that are used for adjuvant therapy of glioblastoma.
Tayeb Abed   +6 more
doaj   +1 more source

Light-Induced Control of Voltage Gated Ion Channels [PDF]

open access: yes, 2022
Voltage gated ion channels are transmembrane proteins responsible for the generation and propagation of action potentials in excitable cells. They are key targets in receptor pharmacology, since the simple actions of opening and closing their pore with ...
Shirin, Faraji   +3 more
core   +1 more source

Self-organized enhancement of conductivity in biological ion channels [PDF]

open access: yes, 2013
We discuss an example of self-organization in a biological system. It arises from long-range ion–ion interactions, and it leads us to propose a new kind of enhanced conduction in ion channels.
Kaufman, Igor   +9 more
core   +6 more sources

Unmasking of Brugada syndrome by lamotrigine in a patient with pre-existing epilepsy: A case report with review of the literature

open access: yesFrontiers in Cardiovascular Medicine, 2022
Brugada syndrome is an inherited cardiac channelopathy arising from mutations in voltage-gated cardiac sodium channels. Idiopathic epilepsy portrays a coalescent underlying pathophysiological mechanism pertaining to the premature excitation of neuronal ...
Hafiz Omer   +8 more
doaj   +1 more source

Historical Perspective of the Characterization of Conotoxins Targeting Voltage-Gated Sodium Channels

open access: yesMarine Drugs, 2023
Marine toxins have potent actions on diverse sodium ion channels regulated by transmembrane voltage (voltage-gated ion channels) or by neurotransmitters (nicotinic acetylcholine receptor channels).
James R. Groome
doaj   +1 more source

Polyunsaturated fatty acid analogues differentially affect cardiac NaV, CaV, and KV channels through unique mechanisms

open access: yeseLife, 2020
The cardiac ventricular action potential depends on several voltage-gated ion channels, including NaV, CaV, and KV channels. Mutations in these channels can cause Long QT Syndrome (LQTS) which increases the risk for ventricular fibrillation and sudden ...
Briana M Bohannon   +7 more
doaj   +1 more source

Druggability of Voltage-Gated Sodium Channels—Exploring Old and New Drug Receptor Sites

open access: yesFrontiers in Pharmacology, 2022
Voltage-gated ion channels are important drug targets because they play crucial physiological roles in both excitable and non-excitable cells. About 15% of clinical drugs used for treating human diseases target ion channels.
Goragot Wisedchaisri   +1 more
doaj   +1 more source

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