Results 61 to 70 of about 3,324 (136)

Regulation of Src family kinases by muscarinic acetylcholine receptors in heterologous cells and neurons

open access: yesFrontiers in Molecular Neuroscience
Five muscarinic acetylcholine (mACh) receptor subtypes are divided into two classes: the M1 class (M1, M3, and M5) and the M2 class (M2 and M4). The former is coupled to Gq proteins, while the latter is coupled to Gi/o proteins.
Li-Min Mao   +4 more
doaj   +1 more source

M1 receptors interacting with NMDAR enhance delay-related neuronal firing and improve working memory performance

open access: yesCurrent Research in Neurobiology, 2021
The recurrent excitatory circuits in dlPFC underlying working memory are known to require activation of glutamatergic NMDA receptors (NMDAR). The neurons in these circuits also rely on acetylcholine to maintain persistent activity, with evidence for ...
Veronica C. Galvin   +6 more
doaj  

Insulin Oversecretion in MSG-Obese Rats is Related to Alterations in Cholinergic Muscarinic Receptor Subtypes in Pancreatic Islets

open access: yesCellular Physiology and Biochemistry, 2014
Background/ Aims: Impaired pancreatic beta cell function and insulin secretion/action are a link between obesity and type 2 diabetes, which are worldwide public health burdens.
Rosiane A. Miranda   +10 more
doaj   +1 more source

Opening a hydrophobic gate: the nicotinic acetylcholine receptor as an example [PDF]

open access: yesarXiv, 2009
To what extent must a hydrophobic gate expand for the channel to count as open? We address this question using the nicotinic acetylcholine receptor (nAChR) as the exemplar. The nAChR is an integral membrane protein which forms a cation selective channel gated by neurotransmitter binding to its extracellular domain.
arxiv  

Recovery of hippocampal functions and modulation of muscarinic response by electroacupuncture in young diabetic rats

open access: yesScientific Reports, 2017
The muscarinic receptor response to acetylcholine regulates the hippocampal-related learning, memory, neural plasticity and the production and processing of the pro-nerve growth factor (proNGF) by hippocampal cells.
Marzia Soligo   +9 more
doaj   +1 more source

Systems level circuit model of C. elegans undulatory locomotion: mathematical modeling and molecular genetics [PDF]

open access: yesJournal of Computational Neuroscience 24, 253-276 (2008), 2007
To establish the relationship between locomotory behavior and dynamics of neural circuits in the nematode C. elegans we combined molecular and theoretical approaches. In particular, we quantitatively analyzed the motion of C. elegans with defective synaptic GABA and acetylcholine transmission, defective muscle calcium signaling, and defective muscles ...
arxiv  

The surface accessibility of α-bungarotoxin monitored by a novel paramagnetic probe [PDF]

open access: yesarXiv, 2011
The surface accessibility of {\alpha}-bungarotoxin has been investigated by using Gd2L7, a newly designed paramagnetic NMR probe. Signal attenuations induced by Gd2L7 on {\alpha}-bungarotoxin C{\alpha}H peaks of 1H-13C HSQC spectra have been analyzed and compared with the ones previously obtained in the presence of GdDTPA-BMA. In spite of the different
arxiv  

Predicting novel pharmacological activities of compounds using PubChem IDs and machine learning (CID-SID ML model) [PDF]

open access: yesarXiv
Significance and Object: The proposed methodology aims to provide time- and cost-effective approach for the early stage in drug discovery. The machine learning models developed in this study used only the identification numbers provided by PubChem.
arxiv  

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

open access: yesarXiv, 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, half-maximal effective concentration, and effective Hill coefficient, and explore the full spectrum
arxiv  

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