Results 21 to 30 of about 503,305 (349)

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

Modulation of Calcium Transients in Cardiomyocytes by Transient Receptor Potential Canonical 6 Channels

open access: yesFrontiers in Physiology, 2020
Transient receptor potential canonical 6 (TRPC6) channels are non-selective cation channels that are thought to underlie mechano-modulation of calcium signaling in cardiomyocytes.
Azmi A. Ahmad   +6 more
doaj   +1 more source

Intercommunication between Voltage-Gated Calcium Channels and Estrogen Receptor/Estrogen Signaling: Insights into Physiological and Pathological Conditions

open access: yesCells, 2022
Voltage-gated calcium channels (VGCCs) and estrogen receptors are important cellular proteins that have been shown to interact with each other across varied cells and tissues.
Yashashwini Dinesh Subbamanda   +1 more
doaj   +1 more source

Ion Channels of Pituitary Gonadotrophs and Their Roles in Signaling and Secretion

open access: yesFrontiers in Endocrinology, 2017
Gonadotrophs are basophilic cells of the anterior pituitary gland specialized to secrete gonadotropins in response to elevation in intracellular calcium concentration.
Stanko S. Stojilkovic   +2 more
doaj   +1 more source

Interactions of short-term and chronic treadmill training with aging of the left ventricle of the heart [PDF]

open access: yes, 2015
With aging, there is a decline in cardiac function accompanying increasing risk of arrhythmias. These effects are likely to be mechanistically associated with age-associated changes in calcium regulation within cardiac myocytes.
Close, Graeme L.   +6 more
core   +2 more sources

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

Developmental Regulation of Small-Conductance Ca²⁺-Activated K⁺ Channel Expression and Function in Rat Purkinje Neurons [PDF]

open access: yes, 2002
Calcium transients play an important role in the early and later phases of differentiation and maturation of single neurons and neuronal networks. Small-conductance calcium-activated potassium channels of the SK type modulate membrane excitability and ...
Boccaccio, A   +4 more
core   +1 more source

Presynaptic Calcium Channel Open Probability and Changes in Calcium Influx Throughout the Action Potential Determined Using AP-Waveforms

open access: yesFrontiers in Synaptic Neuroscience, 2020
Action potentials arriving at a nerve terminal activate voltage-gated calcium channels and set the electrical driving force for calcium entry which affects the amount and duration of neurotransmitter release.
Matthew S. Scarnati   +6 more
doaj   +1 more source

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

Calcium channel blockers

open access: yesMedicine, 2003
Overdose of calcium channel blockers is potentially lethal. Verapamil and diltiazem are much more dangerous than dihydropyridines. Hypotension with (verapamil and diltiazem) or without (dihydropyridines) heart block and bradycardia are the most important features.
Buckley, Nicholas   +2 more
openaire   +2 more sources

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