Results 31 to 40 of about 63,537 (256)

Advances in the role of intestinal ion channels in the pathogenesis of irritable bowel syndrome [PDF]

open access: yesJichu yixue yu linchuang, 2020
Ion channels are widely present in mucous membranes of the digestive tract, their abnormal expression and(or) function are important pathogenic mechanisms of irritable bowel syndrome (IBS).
LAN Fei, LIU Tai-yang, YANG Jie
doaj  

Scrapie-infected GT1-1 cells show impaired function of voltage-gated N-type calcium channels (Cav 2.2) which is ameliorated by quinacrine treatment

open access: yesNeurobiology of Disease, 2004
Prions are transmissible pathogens that cause neurodegenerative diseases, although the mechanisms behind the nervous system dysfunctions are unclear.
Malin K Sandberg   +3 more
doaj   +1 more source

A subfraction obtained from the venom of the tarantula Poecilotheria regalis contains inhibitor cystine knot peptides and induces relaxation of rat aorta by inhibiting L-type voltage-gated calcium channels

open access: yesToxicon: X, 2023
Venoms from tarantulas contain low molecular weight vasodilatory compounds whose biological action is conceived as part of the envenomation strategy due to its propagative effects. However, some properties of venom-induced vasodilation do not match those
Luis Fernando Díaz-Peña   +8 more
doaj   +1 more source

Optogenetic Control of Voltage‐Gated Calcium Channels [PDF]

open access: yesAngewandte Chemie, 2018
AbstractVoltage‐gated Ca2+ (CaV) channels mediate Ca2+ entry into excitable cells to regulate a myriad of cellular events following membrane depolarization. We report the engineering of RGK GTPases, a class of genetically encoded CaV channel modulators, to enable photo‐tunable modulation of CaV channel activity in excitable mammalian cells.
Guolin Ma   +9 more
openaire   +4 more sources

Active dendrites regulate the spatiotemporal spread of signaling microdomains. [PDF]

open access: yesPLoS Computational Biology, 2018
Microdomains that emerge from spatially constricted spread of biochemical signaling components play a central role in several neuronal computations.
Reshma Basak, Rishikesh Narayanan
doaj   +1 more source

Trafficking and stability of voltage-gated calcium channels [PDF]

open access: yesCellular and Molecular Life Sciences, 2011
Voltage-gated calcium channels are important mediators of calcium influx into electrically excitable cells. The amount of calcium entering through this family of channel proteins is not only determined by the functional properties of channels embedded in the plasma membrane but also by the numbers of channels that are expressed at the cell surface. The
Brett A, Simms, Gerald W, Zamponi
openaire   +2 more sources

Interaction of MDIMP with the Voltage-Gated Calcium Channels [PDF]

open access: yesMolecular Pharmacology, 2020
Amino acid-derived isoindolines are synthetic compounds that were created with the idea of investigating their biological actions. The amino acid moiety was included on the grounds that it may help to avoid toxic effects. Recently, the isoindoline MDIMP was shown to inhibit both cardiac excitation-contraction coupling and voltage-dependent calcium ...
Juan A.M. De La Rosa   +5 more
openaire   +2 more sources

Leptin-Induced Endothelium-Independent Vasoconstriction in Thoracic Aorta and Pulmonary Artery of Spontaneously Hypertensive Rats: Role of Calcium Channels and Stores. [PDF]

open access: yesPLoS ONE, 2017
Decreased leptin-induced endothelium-dependent vasodilation has been reported in spontaneously hypertensive rats (SHR). Here, we report leptin-induced vasoconstriction in endothelium-denuded pulmonary artery and thoracic aorta from SHR and sought to ...
Samantha Gomart   +10 more
doaj   +1 more source

Ion channel molecular complexes in vascular smooth muscle

open access: yesFrontiers in Physiology, 2022
Ion channels that influence membrane potential and intracellular calcium concentration control vascular smooth muscle excitability. Voltage-gated calcium channels (VGCC), transient receptor potential (TRP) channels, voltage (KV), and Ca2+-activated K ...
Eric A. Pereira da Silva   +3 more
doaj   +1 more source

ZW4864‐mediated inhibition of the β‐catenin/BCL9/BCL9L complex reveals therapeutic potential in bladder cancer

open access: yesMolecular Oncology, EarlyView.
BCL9 and BCL9L drive bladder cancer progression by enhancing β‐catenin signaling, promoting proliferation, migration, invasion, and organoid growth. Genetic depletion of BCL9(L) suppresses malignant phenotypes, while pharmacological disruption of the β‐catenin/BCL9(L) complex with ZW4864 inhibits canonical Wnt signaling and tumor‐associated cellular ...
Roland Kotolloshi   +11 more
wiley   +1 more source

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