Results 131 to 140 of about 2,326,770 (324)

Distinct impacts of sodium channel blockers on the strength–duration properties of human motor cortex neurons

open access: yesEpilepsia, EarlyView.
Abstract Objective This study was undertaken to determine how voltage‐gated sodium channel (VGSC) blockers modulate cortical excitability in vivo. VGSCs are critical for regulating axonal excitability, yet the effects of sodium channel‐blocking medications on human cortical neurons remain poorly characterized.
Lorenzo Rocchi   +6 more
wiley   +1 more source

WONOEP XVII appraisal: Targeting network excitability beyond the synapse ‐Neurotransmitter, ionic, and electro ‐diffusions

open access: yesEpilepsia, EarlyView.
Abstract Epilepsy affects approximately 1% of the population worldwide, and although medications are effective in the majority of cases, seizures persist in approximately 30% of patients. Despite the effort to develop new antiseizure drugs, the rate of pharmacoresistance in patients has not diminished over the past 3 decades. There is thus a real unmet
Vincent Magloire   +9 more
wiley   +1 more source

Electrical stimulation of stem cell–derived human neural networks for evaluating anti‐seizure medications

open access: yesEpilepsia, EarlyView.
Abstract Objective Current preclinical epilepsy drug screening relies on animal models that poorly reflect human neurophysiology, leading to high failure rates in clinical translation. We aimed to establish a human in vitro model using human‐induced pluripotent stem cell (hiPSC)–derived cortical neurons cultured on multielectrode arrays (MEAs), capable
Joshua Nicholls   +13 more
wiley   +1 more source

Topiramate for the treatment of neonatal seizures and beyond

open access: yesEpilepsia, EarlyView.
Abstract Acute symptomatic neonatal seizures are one of the most common neurological disorders in newborns admitted to neonatal intensive care units and require prompt treatment. Up to 50% of neonatal seizures are refractory to first‐line medications such as phenobarbital (PB), and another 30% fail second‐line therapy.
Wolfgang Löscher, Janet S. Soul
wiley   +1 more source

Deciphering SCN2A: A comprehensive review of rodent models of Scn2a dysfunction

open access: yesEpilepsia, EarlyView.
Abstract SCN2A encodes for the alpha subunit of the voltage‐gated sodium channel NaV1.2, which is involved in action potential initiation and backpropagation in excitatory neurons. Currently, it is one of the highest monogenetic risk factors for both epilepsy and autism spectrum disorder.
Katelin E. J. Scott   +2 more
wiley   +1 more source

A signal transduction blind spot: the function of adenylyl cyclase transmembrane domains

open access: yesThe FEBS Journal, EarlyView.
Transmembrane adenylyl cyclases (tmACs) are essential for synthesising the universal second messenger cyclic AMP. All tmACs share a common topology that includes a large 12‐helix transmembrane (TM) domain. This domain accounts for ~ 35% of the coding sequence but its function is still an open question.
Ryan S. Dowsell, Matthew G. Gold
wiley   +1 more source

Neocortical neurogenesis: a proneural gene perspective

open access: yesThe FEBS Journal, EarlyView.
The neocortex is a mammalian‐specific brain region responsible for higher‐order cognitive functioning that shares fundamental similarities across species, but which is larger and more complex in humans. Proneural genes, encoding basic helix–loop–helix transcription factors (TFs), are evolutionarily conserved drivers of neurogenesis from fly to human ...
Lakshmy Vasan   +3 more
wiley   +1 more source

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