Results 31 to 40 of about 107,984 (270)

Synaptic NR2A- but not NR2B-containing NMDA receptors increase with blockade of ionotropic glutamate receptors

open access: yesFrontiers in Molecular Neuroscience, 2009
NMDA receptors are key molecules involved in physiological and pathophysiological brain processes such as plasticity and excitotoxicity. Neuronal activity regulates NMDA receptor levels in the cell membrane.
Jakob Von Engelhardt   +3 more
doaj   +1 more source

Non-ionotropic signaling by the NMDA receptor: controversy and opportunity [version 1; referees: 2 approved]

open access: yesF1000Research, 2016
Provocative emerging evidence suggests that the N-methyl-D-aspartate (NMDA) receptor can signal in the absence of ion flux through the receptor. This non-ionotropic signaling is thought to be due to agonist-induced conformational changes in the receptor,
John A. Gray   +2 more
doaj   +1 more source

Three-level multilevel simulation of the neuroreceptor function of NMDA [PDF]

open access: yesarXiv, 2021
We present a new multiscale method to study the N-Methyl-D-Aspartate (NMDA) neuroreceptor starting from the reconstruction of its crystallographic structure. Thanks to the combination of homology modelling, Molecular Dynamics and Lattice Boltzmann simulations, we analyse the allosteric transition of NDMA upon ligand binding and compute the receptor ...
arxiv  

Cellular prion protein and NMDA receptor modulation: protecting against excitotoxicity

open access: yesFrontiers in Cell and Developmental Biology, 2014
Although it is well established that misfolding of the cellular prion protein (PrPC) into the beta-sheet-rich, aggregated scrapie conformation (PrPSc) causes a variety of transmissible spongiform encephalopathies (TSEs), the physiological roles of PrPC ...
Stefanie A.G. Black   +7 more
doaj   +1 more source

Differential Effects of D-Cycloserine and ACBC at NMDA Receptors in the Rat Entorhinal Cortex Are Related to Efficacy at the Co-Agonist Binding Site. [PDF]

open access: yesPLoS ONE, 2015
Partial agonists at the NMDA receptor co-agonist binding site may have potential therapeutic efficacy in a number of cognitive and neurological conditions. The entorhinal cortex is a key brain area in spatial memory and cognitive processing.
Alex M Lench   +2 more
doaj   +1 more source

Cortical Excitability Before and After Long‐Term Perampanel Treatment for Epilepsy

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Antiseizure medications (ASMs), which may influence cortical excitability, are the mainstay of epilepsy treatment. Transcranial magnetic stimulation (TMS) helps evaluate cortical excitability. We assessed changes in TMS responses using serial TMS measurements in people treated with an adjunctive noncompetitive AMPA‐receptor ...
Robert M. Helling   +6 more
wiley   +1 more source

A microscopy-based small molecule screen in primary neurons reveals neuroprotective properties of the FDA-approved anti-viral drug Elvitegravir

open access: yesMolecular Brain, 2020
Glutamate toxicity is a pathomechanism that contributes to neuronal cell death in a wide range of acute and chronic neurodegenerative and neuroinflammatory diseases.
Simon F. Merz   +5 more
doaj   +1 more source

Changes in NMDA Receptor Function in Rapid Ischemic Tolerance: A Potential Role for Tri-Heteromeric NMDA Receptors

open access: yesBiomolecules, 2022
In this study, we characterize biophysical changes in NMDA receptor function in response to brief non-injurious ischemic stress (ischemic preconditioning).
Mian Xie   +6 more
doaj   +1 more source

NMDA receptor function during senescence: implication on cognitive performance

open access: yesFrontiers in Neuroscience, 2015
N-methyl-D-aspartate (NMDA) receptors, a family of L-glutamate receptors, play an important role in learning and memory, and are critical for spatial memory. These receptors are tetrameric ion channels composed of a family of related subunits. One of the
Ashok eKumar
doaj   +1 more source

DMV extrasynaptic NMDA receptors regulate caloric intake in rats

open access: yesJCI Insight, 2021
Acute high-fat diet (aHFD) exposure induces a brief period of hyperphagia before caloric balance is restored. Previous studies have demonstrated that this period of regulation is associated with activation of synaptic N-methyl-D-aspartate (NMDA ...
Courtney Clyburn   +3 more
doaj   +1 more source

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