Results 81 to 90 of about 401,972 (377)

Fast inactivation in Shaker K+ channels. Properties of ionic and gating currents. [PDF]

open access: yes, 1998
Fast inactivating Shaker H4 potassium channels and nonconducting pore mutant Shaker H4 W434F channels have been used to correlate the installation and recovery of the fast inactivation of ionic current with changes in the kinetics of gating current known
Bezanilla, F   +4 more
core   +3 more sources

Magnetic Field‐Assisted Conductive Nerve Guidance Conduit Enabling Peripheral Nerve Regeneration with Wireless Electrical Stimulation

open access: yesAdvanced Functional Materials, EarlyView.
This study introduces a conductive nerve guidance conduit integrated with wireless electrical stimulation through alternating magnetic fields, which induces currents and creates a supportive microenvironment for nerve regeneration. In vivo studies show that this approach significantly enhanced myelin restoration, gastrocnemius muscle regeneration ...
Shiheng Liu   +7 more
wiley   +1 more source

Optogenetic techniques for the study of native potassium channels

open access: yesFrontiers in Molecular Neuroscience, 2013
Optogenetic tools were originally designed to target specific neurons for remote control of their activity by light and have largely been built around opsin-based channels and pumps.
Guillaume Eric Sandoz, Joshua eLevitz
doaj   +1 more source

Clustering of neuronal potassium channels is independent of their interaction with PSD-95 [PDF]

open access: yes, 2002
Voltage-dependent potassium channels regulate membrane excitability and cell–cell communication in the mammalian nervous system, and are found highly localized at distinct neuronal subcellular sites.
Arbuckle, Margaret I.   +7 more
core   +3 more sources

VKCDB: Voltage-gated potassium channel database

open access: yesBMC Bioinformatics, 2004
Background The family of voltage-gated potassium channels comprises a functionally diverse group of membrane proteins. They help maintain and regulate the potassium ion-based component of the membrane potential and are thus central to many critical ...
Gallin Warren J, Li Bin
doaj   +1 more source

Potassium channels in epithelial transport [PDF]

open access: yesPflügers Archiv - European Journal of Physiology, 2003
Epithelial cells in the kidney, gastrointestinal tract and exocrine glands are engaged in vectorial transport of salt and nutrients. In these tissues, K(+) channels play an important role for the stabilization of membrane voltage and maintenance of the driving force for electrogenic transport.
openaire   +4 more sources

Designing Metastable P3‐type Layered Negative Electrodes with High Na Vacancy Concentration for High‐Power Sodium‐Ion Batteries

open access: yesAdvanced Functional Materials, EarlyView.
A metastable high‐vacancy concentration layered P3‐type Na0.5Cr0.5Ti0.5O2 negative electrode material has been synthesized from its K analogues P3‐type K0.5Cr0.5Ti0.5O2 using a facile room temperature ion‐exchange method. The P3‐type Na0.5Cr0.5Ti0.5O2 demonstrates a gravimetric capacity of 125 mA h g−1 and high‐rate performance (80% charging in 3 min ...
Alok K. Pandey   +6 more
wiley   +1 more source

K2P channels and their protein partners. [PDF]

open access: yes, 2005
A decade since their discovery, the K2P channels are recognized as pathways dedicated to regulated background leakage of potassium ions that serve to control neuronal excitability. The recent identification of protein partners that directly interact with
Goldstein, Steve AN   +2 more
core   +1 more source

A biophysical model explains the spontaneous bursting behavior in the developing retina

open access: yes, 2018
During early development, waves of activity propagate across the retina and play a key role in the proper wiring of the early visual system. During the stage II these waves are triggered by a transient network of neurons, called Starburst Amacrine Cells (
Cessac, Bruno   +5 more
core   +3 more sources

Role of Astrocytic Inwardly Rectifying Potassium (Kir) 4.1 Channels in Epileptogenesis

open access: yesFrontiers in Neurology, 2020
Astrocytes regulate potassium and glutamate homeostasis via inwardly rectifying potassium (Kir) 4.1 channels in synapses, maintaining normal neural excitability.
Masato Kinboshi   +3 more
doaj   +1 more source

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