Results 31 to 40 of about 28,480 (301)

Charged amino acids required for signal transduction by the m3 muscarinic acetylcholine receptor. [PDF]

open access: greenThe EMBO Journal, 1993
The five muscarinic acetylcholine receptor (mAChR) subtypes, termed m1-m5, transduce agonist signals across the plasma membrane by activating guanine nucleotide binding (G) proteins. The large cytoplasmic domain joining the fifth and sixth transmembrane segments of mAChRs plays a critical role in controlling the specificity of G protein coupling.
Maya T. Kunkel, E G Peralta
openalex   +4 more sources

Expression of M3 muscarinic acetylcholine receptors in gastric cancer

open access: yesRomanian Journal of Morphology and Embryology, 2022
Gastric cancer represents a real public health problem as far as incidence, aggressiveness and unfavorable prognosis are concerned. The autonomous nervous system might be one of the major factors involved in the onset, progression, and metastasis, both sympathetically and parasympathetically.
Mehedinţeanu, Alina Maria   +9 more
openaire   +2 more sources

Novel Insights into M3 Muscarinic Acetylcholine Receptor Physiology and Structure [PDF]

open access: yesJournal of Molecular Neuroscience, 2013
Recent studies with M3 muscarinic acetylcholine receptor (M3R) mutant mice suggest that drugs selectively targeting this receptor subtype may prove useful for the treatment of various pathophysiological conditions. Moreover, the use of M3R-based designer G protein-coupled receptors (GPCRs) has provided novel insights into how Gq-coupled GPCRs can ...
A. Kruse   +4 more
semanticscholar   +4 more sources

Expression of muscarinic acetylcholine receptors M3 and M5 in osteoporosis [PDF]

open access: yesMedical Science Monitor, 2014
Cholinergic signaling via muscarinic acetylcholine receptors (mAChR) is known to influence various physiological functions. In bone, M3 mAChR and M5 mAChR were identified on the membrane of osteoblast-like cells. M3 mAChR seems to be particularly relevant for bone physiology, as signaling via this receptor was reported to increase bone formation and ...
Christian Heiss   +3 more
openaire   +3 more sources

General anaesthesia-related complications of gut motility with a focus on cholinergic mechanisms, TRP channels and visceral pain

open access: yesFrontiers in Physiology, 2023
General anesthesia produces multiple side effects. Notably, it temporarily impairs gastrointestinal motility following surgery and causes the so-called postoperative ileus (POI), a multifactorial and complex condition that develops secondary to ...
Alexander V. Zholos   +3 more
doaj   +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

New promising agents against COPD and asthma among the amides of 1-oxo-3-phenyl-isochroman-6-carboxylic acid

open access: yesБіофізичний вісник, 2023
Background: Bronchodilators, which are compounds that can relax airway smooth muscle, are perhaps the most important component of combination therapy for chronic obstructive pulmonary disease, one of the most common non-communicable diseases in the world,
Олексій Нипорко   +5 more
doaj   +1 more source

M3 subtype of muscarinic acetylcholine receptor promotes cardioprotection via the suppression of miR-376b-5p. [PDF]

open access: yesPLoS ONE, 2012
The M(3) subtype of muscarinic acetylcholine receptors (M(3)-mAChR) plays a protective role in myocardial ischemia and microRNAs (miRNAs) participate in many cardiac pathophysiological processes, including ischemia-induced cardiac injury.
Zhenyu Pan   +14 more
doaj   +1 more source

The Molecular Basis of Oligomeric Organization of the Human M3 Muscarinic Acetylcholine Receptor

open access: yesMolecular Pharmacology, 2015
G protein-coupled receptors, including the M3 muscarinic acetylcholine receptor, can form homo-oligomers. However, the basis of these interactions and the overall organizational structure of such oligomers are poorly understood. Combinations of site-directed mutagenesis and homogenous time-resolved fluorescence resonance energy transfer studies that ...
María José Varela Liste   +5 more
semanticscholar   +4 more sources

Distinct agonist regulation of muscarinic acetylcholine M2-M3 heteromers and their corresponding homomers [PDF]

open access: yes, 2015
Each subtype of the muscarinic receptor family of G protein-coupled receptors is activated by similar concentrations of the neurotransmitter acetylcholine or closely related synthetic analogs such as carbachol. However, pharmacological selectivity can be
Alvarez-Curto, Elisa   +3 more
core   +1 more source

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