Potassium channelopathies associated with epilepsy-related syndromes and directions for therapeutic intervention

VK Gribkoff, RJ Winquist - Biochemical Pharmacology, 2023 - Elsevier
A number of mutations to members of several CNS potassium (K) channel families have
been identified which result in rare forms of neonatal onset epilepsy, or syndromes of which …

[HTML][HTML] Ketamine exerts its sustained antidepressant effects via cell-type-specific regulation of Kcnq2

JP Lopez, MD Lücken, E Brivio, S Karamihalev, A Kos… - Neuron, 2022 - cell.com
A single sub-anesthetic dose of ketamine produces a rapid and sustained antidepressant
response, yet the molecular mechanisms responsible for this remain unclear. Here, we …

Location, location, location: the organization and roles of potassium channels in mammalian motoneurons

AS Deardorff, SH Romer… - The Journal of …, 2021 - Wiley Online Library
The spatial and temporal balance of spinal α‐motoneuron (αMN) intrinsic membrane
conductances underlies the neural output of the final common pathway for motor commands …

Structural basis for the modulation of human KCNQ4 by small-molecule drugs

T Li, K Wu, Z Yue, Y Wang, F Zhang, H Shen - Molecular Cell, 2021 - cell.com
Among the five KCNQ channels, also known as the K v 7 voltage-gated potassium (K v)
channels, KCNQ2–KCNQ5 control neuronal excitability. Dysfunctions of KCNQ2–KCNQ5 …

Voltage-gated potassium channels control extended access cocaine seeking: a role for nucleus accumbens astrocytes

M Xia, TL Anderson, ER Prantzalos… - …, 2024 - nature.com
Dopaminergic signaling in the nucleus accumbens shell (NAc) regulates neuronal activity
relevant to reward-related learning, including cocaine-associated behaviors. Although …

The M-current works in tandem with the persistent sodium current to set the speed of locomotion

J Verneuil, C Brocard, V Trouplin, L Villard… - PLoS …, 2020 - journals.plos.org
The central pattern generator (CPG) for locomotion is a set of pacemaker neurons endowed
with inherent bursting driven by the persistent sodium current (I NaP). How they proceed to …

Empagliflozin Relaxes Resistance Mesenteric Arteries by Stimulating Multiple Smooth Muscle Cell Voltage-Gated K+ (KV) Channels

A Hasan, R Hasan - International journal of molecular sciences, 2021 - mdpi.com
The antidiabetic drug empagliflozin is reported to produce a range of cardiovascular effects,
including a reduction in systemic blood pressure. However, whether empagliflozin directly …

Genetic knockout of TRPM2 increases neuronal excitability of hippocampal neurons by inhibiting Kv7 channel in epilepsy

Y Ying, L Gong, X Tao, J Ding, N Chen, Y Yao… - Molecular …, 2022 - Springer
Epilepsy is a chronic brain disease that makes serious cognitive and motor retardation. Ion
channels affect the occurrence of epilepsy in various ways, but the mechanisms have not yet …

The impact of hyperpolarization-activated cyclic nucleotide-gated (HCN) and voltage-gated potassium KCNQ/Kv7 channels on primary microglia function

SU Vay, LJ Flitsch, M Rabenstein, H Monière… - Journal of …, 2020 - Springer
Background Microglia are essential to maintain cell homeostasis in the healthy brain and
are activated after brain injury. Upon activation, microglia polarize towards different …

Hydrogen Sulfide Relaxes Human Uterine Artery via Activating Smooth Muscle BKCa Channels

Y Li, J Bai, Y Yang, N Hoshi, D Chen - Antioxidants, 2020 - mdpi.com
Opening of large conductance calcium-activated and voltage-dependent potassium (BKCa)
channels hyperpolarizes plasma membranes of smooth muscle (SM) to cause vasodilation …