Results 51 to 60 of about 217,964 (360)

Acetylcholine Receptors and Concanavalin A-Binding Sites on Cultured Xenopus Muscle Cells: Electrophoresis, Diffusion, and Aggregation [PDF]

open access: yes, 1988
Using digitally analyzed fluorescence videomicroscopy, we have examined the behavior of acetylcholine receptors and concanavalin A binding sites in response to externally applied electric fields.
Fraser, Scott E., Stollberg, Jes
core  

Relaxation measurements on the acetylcholine receptor. [PDF]

open access: yesProceedings of the National Academy of Sciences, 1975
In Electrophorus electroplaques, the agonist-induced postsynaptic conductance depends on membrane potential. During steady exposure to agonists, after a voltage step the conductance relaxes on a millisecond time scale, exponentially approaching a new equilibrium value.
Sheridan, Robert E., Lester, Henry A.
openaire   +5 more sources

Multimodal Autonomic Biomarkers Predict Phenoconversion in Pure Autonomic Failure

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Background Pure autonomic failure (PAF) presents with autonomic failure without other neurological features. A third develop central neurological features, fulfilling criteria for multiple system atrophy (MSA) and Lewy body diseases (LBD), including Parkinson's disease and Dementia with Lewy bodies.
S. Koay   +12 more
wiley   +1 more source

Dopaminergic and cholinergic modulation of the amygdala is altered in female mice with oestrogen receptor β deprivation

open access: yesScientific Reports, 2023
The amygdala is modulated by dopaminergic and cholinergic neurotransmission, and this modulation is altered in mood disorders. Therefore, this study was designed to evaluate the presence/absence of quantitative alterations in the expression of main ...
Daniel Kalinowski   +3 more
doaj   +1 more source

Monod-Wyman-Changeux Analysis of Ligand-Gated Ion Channel Mutants [PDF]

open access: yes, 2017
We present a framework for computing the gating properties of ligand-gated ion channel mutants using the Monod-Wyman-Changeux (MWC) model of allostery. We derive simple analytic formulas for key functional properties such as the leakiness, dynamic range,
Einav, Tal, Phillips, Rob
core   +4 more sources

Durability of Response to B‐Cell Maturation Antigen‐Directed mRNA Cell Therapy in Myasthenia Gravis

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective We report the 12‐month follow‐up outcomes from a Phase 2 clinical trial (NCT04146051) evaluating Descartes‐08, a BCMA‐directed RNA chimeric antigen receptor T‐cell (rCAR‐T) therapy for refractory generalized myasthenia gravis (MG).
Nizar Chahin   +10 more
wiley   +1 more source

Acetylcholine receptor based chemogenetics engineered for neuronal inhibition and seizure control assessed in mice

open access: yesNature Communications
Epilepsy is a prevalent disorder involving neuronal network hyperexcitability, yet existing therapeutic strategies often fail to provide optimal patient outcomes. Chemogenetic approaches, where exogenous receptors are expressed in defined brain areas and
Quynh-Anh Nguyen   +13 more
doaj   +1 more source

Acetylcholine release and inhibitory interneuron activity in hippocampal CA1

open access: yesFrontiers in Synaptic Neuroscience, 2014
Acetylcholine release in the central nervous system (CNS) has an important role in attention, recall and memory formation. One region influenced by acetylcholine is the hippocampus, which receives inputs from the medial septum and diagonal band of Broca ...
A. Rory McQuiston
doaj   +1 more source

From ab initio quantum mechanics to molecular neurobiology: A cation-pi binding site in the nicotinic receptor [PDF]

open access: yes, 1998
The nicotinic acetylcholine receptor is the prototype ligand-gated ion channel. A number of aromatic amino acids have been identified as contributing to the agonist binding site, suggesting that cation-pi interactions may be involved in binding the ...
Dougherty, Dennis A.   +5 more
core  

Decreased Serum 5‐HT: Clinical Correlates and Regulatory Role in NMJ of MG

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Although 5‐Hydroxytryptamine (5‐HT) indirectly stimulates muscle contraction and participates in regulating Acetylcholine receptor (AChR) cluster homeostasis in cellular, animal, and clinical studies, evidence regarding its potential to modulate muscle contraction in myasthenia gravis (MG) remains limited.
Xinru Shen   +18 more
wiley   +1 more source

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