Results 41 to 50 of about 19,182 (246)

M1 muscarinic receptor activation decreases alcohol consumption via a reduction in consummatory behavior

open access: yesPharmacology Research & Perspectives, 2022
Muscarinic acetylcholine receptors (mAChRs) have been shown to mediate alcohol consumption and seeking. Both M4 and M5 mAChRs have been highlighted as potential novel treatment targets for alcohol use disorders (AUD).
Leigh C. Walker   +5 more
doaj   +1 more source

Resolution of complex fluorescence spectra of lipids and nicotinic acetylcholine receptor by multivariate analysis reveals protein-mediated effects on the receptor's immediate lipid microenvironment [PDF]

open access: yesPMC Biophysics 2008, 1:6, 2009
Analysis of fluorescent spectra from complex biological systems containing various fluorescent probes with overlapping emission bands is a challenging task. Valuable information can be extracted from the full spectra, however, by using multivariate analysis (MA) of measurements at different wavelengths.
arxiv   +1 more source

Chronic Loss of Muscarinic M5 Receptor Function Manifests Disparate Impairments in Exploratory Behavior in Male and Female Mice despite Common Dopamine Regulation

open access: yesJournal of Neuroscience, 2022
There are five cloned muscarinic acetylcholine receptors (M1–M5). Of these, the muscarinic type 5 receptor (M5) is the only one localized to dopamine neurons in the ventral tegmental area and substantia nigra. Unlike M1–M4, the M5 receptor has relatively
John Razidlo   +8 more
semanticscholar   +1 more source

Non-neuronal cholinergic system in regulation of immune function with a focus on α7 nAChRs [PDF]

open access: yes, 2015
In 1929, Dale and Dudley described the first reported natural occurrence of acetylcholine (ACh) in an animal’s body. They identified this ACh in the spleens of horses and oxen, which we now know suggests possible involvement of ACh in the regulation of ...
Fujii, Takeshi   +4 more
core   +1 more source

Muscarinic acetylcholine receptors in the retina: therapeutic implications [PDF]

open access: yes, 2021
Muscarinic acetylcholine receptors (mAChRs) belong to the superfamily of G-protein-coupled receptors (GPCRs). The family of mAChRs is composed of five subtypes, M1, M2, M3, M4 and M5, which have distinct expression patterns and functions.
Gericke, Adrian   +3 more
core   +1 more source

Aged Mice Devoid of the M3 Muscarinic Acetylcholine Receptor Develop Mild Dry Eye Disease

open access: yesInternational Journal of Molecular Sciences, 2021
The parasympathetic nervous system is critically involved in the regulation of tear secretion by activating muscarinic acetylcholine receptors. Hence, various animal models targeting parasympathetic signaling have been developed to induce dry eye disease
Aytan Musayeva   +10 more
semanticscholar   +1 more source

Activation of Muscarinic M1 Acetylcholine Receptors Induces Long-Term Potentiation in the Hippocampus [PDF]

open access: yes, 2015
Muscarinic M1 acetylcholine receptors (M1Rs) are highly expressed in the hippocampus, and their inhibition or ablation disrupts the encoding of spatial memory.
Broad, Lisa M   +9 more
core   +1 more source

A Hydrophobic Gate in an Ion Channel: The Closed State of the Nicotinic Acetylcholine Receptor [PDF]

open access: yesPhysical Biology, 3(2):147-159, 2006, 2005
The nicotinic acetylcholine receptor (nAChR) is the prototypic member of the `Cys-loop' superfamily of ligand-gated ion channels which mediate synaptic neurotransmission, and whose other members include receptors for glycine, gamma-aminobutyric acid, and serotonin.
arxiv   +1 more source

Assessment of the molecular mechanisms of action of novel 4-phenylpyridine-2-one and 6-phenylpyrimidin-4-one allosteric modulators at the M1 muscarinic acetylcholine receptors [PDF]

open access: yes, 2018
Positive allosteric modulators (PAMs) that target the M1 muscarinic acetylcholine (ACh) receptor (M1 mAChR) are potential treatments for cognitive deficits in conditions such as Alzheimer's disease and schizophrenia.
Andrew B. Tobin   +15 more
core   +2 more sources

Reduced Cocaine Self-Administration in Muscarinic M5Acetylcholine Receptor-Deficient Mice [PDF]

open access: yesThe Journal of Neuroscience, 2005
The reinforcing effects of cocaine have been related to increased extracellular concentrations of dopamine in the ventral striatum. Several studies suggest that M5muscarinic receptors facilitate striatal dopamine release. We tested the hypothesis that the reinforcing effects of cocaine are decreased in M5receptor-deficient mice using chronic ...
Thomsen, Morgane Marie   +5 more
openaire   +3 more sources

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