Results 31 to 40 of about 2,645 (252)

Intellectual Disability and Potassium Channelopathies: A Systematic Review

open access: yesFrontiers in Genetics, 2020
Intellectual disability (ID) manifests prior to adulthood as severe limitations to intellectual function and adaptive behavior. The role of potassium channelopathies in ID is poorly understood.
Miriam Kessi   +17 more
doaj   +1 more source

Two KCNQ2 Encephalopathy Variants in the Calmodulin-Binding Helix A Exhibit Dominant-Negative Effects and Altered PIP2 Interaction

open access: yesFrontiers in Physiology, 2020
Heterozygous missense variants in KCNQ2, which encodes the potassium channel subunit Kv7.2, are among the most common genetic causes of severe neonatal-onset epileptic encephalopathy.
Baouyen Tran   +6 more
doaj   +1 more source

From pan-reactive KV7 channel opener to subtype selective opener/inhibitor by addition of a methyl group. [PDF]

open access: yesPLoS ONE, 2014
The voltage-gated potassium channels of the KV7 family (KV7.1-5) play important roles in controlling neuronal excitability and are therefore attractive targets for treatment of CNS disorders linked to hyperexcitability.
Sigrid Marie Blom   +5 more
doaj   +1 more source

EDNRB‐dependent endothelin signaling reduces proliferation and promotes proneural‐to‐mesenchymal transition in gliomas

open access: yesMolecular Oncology, EarlyView.
Glioma cells mainly express the endothelin receptor EDNRB, while EDNRA is restricted to a perivascular tumor subpopulation. Endothelin signaling reduces glioma cell proliferation while promoting migration and a proneural‐to‐mesenchymal transition associated with poor prognosis. This pathway activates Ca2+, K+, ERK, and STAT3 signalings and is regulated
Donovan Pineau   +36 more
wiley   +1 more source

Cardioprotective mechanisms of mitochondria-targeted S-nitrosating agent and adenosine triphosphate-sensitive potassium channel opener are mutually exclusiveCentral MessagePerspective

open access: yesJTCVS Open, 2021
Background: Myocytes exposed to stress exhibit significant swelling and reduced contractility. These consequences are ameliorated by adenosine triphosphate–sensitive potassium (KATP) channel opener diazoxide (DZX) via an unknown mechanism.
Thaniyyah Ahmad, MD   +9 more
doaj   +1 more source

Potassium channel gating: Not an open and shut case [PDF]

open access: yesProceedings of the National Academy of Sciences, 2010
Potassium channels are highly complex molecular systems that modulate the cell potential in response to extracellular or intracellular signals. In multicellular organisms, K+ currents are essential to electrical signaling, governing central nervous system, cardiac, renal, and a host of other organ functions.
Raymond S, Norton, Jacqueline M, Gulbis
openaire   +2 more sources

Clinical Practice Guideline for Evaluation and Management of Peripheral Nervous System Manifestations in Sjögren's Disease

open access: yesArthritis Care &Research, EarlyView.
Objective Sjögren's disease is an autoimmune disorder that can impact multiple organ systems, including the peripheral nervous system (PNS). PNS manifestations, which can exist concurrently, include mononeuropathies, polyneuropathies, and autonomic nervous system neuropathies.
Anahita Deboo   +88 more
wiley   +1 more source

Enhancing Bubble Removal in Geometry‐Optimized Electrodes

open access: yesAdvanced Engineering Materials, EarlyView.
3D‐printed lattice electrodes outperform stochastic foams in alkaline water electrolysis despite 20%–25% lower surface area. Straight flow channels generate Venturi‐like bubble entrainment, suppressing gas accumulation that renders foam interiors electrochemically inactive.
Florian Wiesner   +5 more
wiley   +1 more source

Biomass Native Structure Into Functional Carbon‐Based Catalysts for Fenton‐Like Reactions

open access: yesAdvanced Functional Materials, EarlyView.
This study indicates that eight biomasses with 2D flaky and 1D acicular structures influence surface O types, morphology, defects, N doping, sp2 C, and Co nanoparticles loading in three series of carbon, N‐doped carbon, and cobalt/graphitic carbon. This work identifies how these structural factors impact catalytic pathways, enhancing selective electron
Wenjie Tian   +7 more
wiley   +1 more source

KATP channels and cardioprotection [PDF]

open access: yesArhiv za farmaciju
This review discusses ATP-sensitive potassium (KATP) channels, which connect intracellular energy metabolism to cellular electrical activity and play crucial roles in various physiological processes, particularly in the pancreas and cardiovascular system.
Taskin Eylem   +5 more
doaj   +1 more source

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