Results 31 to 40 of about 475,886 (304)

Small-molecule CaVα1⋅CaVβ antagonist suppresses neuronal voltage-gated calcium-channel trafficking [PDF]

open access: yes, 2018
Extracellular calcium flow through neuronal voltage-gated CaV2.2 calcium channels converts action potential-encoded information to the release of pronociceptive neurotransmitters in the dorsal horn of the spinal cord, culminating in excitation of the ...
Chen, Xingjuan   +10 more
core   +1 more source

Membrane Currents in Airway Smooth Muscle: Mechanisms and Therapeutic Implications

open access: yesCanadian Respiratory Journal, 1997
Electrophysiological and pharmacological techniques were used to characterize the membrane conductance changes underlying spasmogen-evoked depolarization in airway smooth muscle (ASM).
Luke J Janssen
doaj   +1 more source

T-type calcium channel: a privileged gate for calcium entry and control of adrenal steroidogenesis

open access: yesFrontiers in Endocrinology, 2016
Intracellular calcium plays a crucial role in modulating a variety of functions such as muscle contraction, hormone secretion, gene expression or cell growth. Calcium signaling has been however shown to be more complex than initially thought.
Michel Florian Rossier   +1 more
doaj   +1 more source

Low voltage activation of KCa1.1 current by Cav3-KCa1.1 complexes. [PDF]

open access: yesPLoS ONE, 2013
Calcium-activated potassium channels of the KCa1.1 class are known to regulate repolarization of action potential discharge through a molecular association with high voltage-activated calcium channels.
Renata Rehak   +5 more
doaj   +1 more source

MODULATION OF THE CGMP-GATED CHANNEL BY CALCIUM [PDF]

open access: yes, 1995
Calcium acting through calmodulin has been shown to regulate the affinity of cyclic nucleotide-gated channels expressed in cell lines.
LAGNADO, L, SAGOO, MS
core   +1 more source

Suramin-Induced Neurotoxicity: Preclinical Models and Neuroprotective Strategies

open access: yesMolecules, 2018
Suramin is a trypan blue analogon originally developed to treat protozoan infections, which was found to have diverse antitumor effects. One of the most severe side effects in clinical trials was the development of a peripheral sensory-motor ...
David von der Ahe   +5 more
doaj   +1 more source

Cavβ surface charged residues contribute to the regulation of neuronal calcium channels

open access: yesMolecular Brain, 2022
Voltage-gated calcium channels are essential regulators of brain function where they support depolarization-induced calcium entry into neurons. They consist of a pore-forming subunit (Cavα1) that requires co-assembly with ancillary subunits to ensure ...
Alexandra Tran-Van-Minh   +2 more
doaj   +1 more source

Store-operated calcium channels in skin

open access: yesFrontiers in Physiology, 2022
The skin is a complex organ that acts as a protective layer against the external environment. It protects the internal tissues from harmful agents, dehydration, ultraviolet radiation and physical injury as well as conferring thermoregulatory control ...
Declan Manning   +3 more
doaj   +1 more source

A chloride channel in rat and human axons [PDF]

open access: yes, 1991
Current recordings from single chloride channels were obtained from excised and cell-attached patches of rat and human axons. In rat axons the channels showed an outwardly rectifying current-voltage relationship with a slope conductance of 33 pS at ...
Baker   +19 more
core   +1 more source

Discrete stochastic modeling of calcium channel dynamics

open access: yes, 1999
We propose a simple discrete stochastic model for calcium dynamics in living cells. Specifically, the calcium concentration distribution is assumed to give rise to a set of probabilities for the opening/closing of channels which release calcium thereby ...
Baer, Markus   +3 more
core   +1 more source

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