Results 11 to 20 of about 25,052 (251)

Muscarinic Receptor Agonists and Antagonists [PDF]

open access: yesMolecules, 2001
A comprehensive review of pharmacological and medical aspects of the muscarinic class of acetylcholine agonists and antagonists is presented. The therapeutic benefits of achieving receptor subtype selectivity are outlined and applications in the ...
David R. Kelly, Kenneth J. Broadley
doaj   +4 more sources

Long-Acting Muscarinic Antagonists Under Investigational to Treat Chronic Obstructive Pulmonary Disease [PDF]

open access: yesJournal of Experimental Pharmacology, 2020
Josuel Ora,1 Angelo Coppola,2 Mario Cazzola,3 Luigino Calzetta,4 Paola Rogliani1,3 1Division of Respiratory Medicine, University Hospital Tor Vergata, Rome, Italy; 2Division of Respiratory Medicine, San Filippo Neri Hospital, Rome, Italy; 3Department of ...
Ora J   +4 more
doaj   +3 more sources

The muscarinic antagonists scopolamine and atropine are competitive antagonists at 5-HT3 receptors. [PDF]

open access: yesNeuropharmacology, 2016
Scopolamine is a high affinity muscarinic antagonist that is used for the prevention of post-operative nausea and vomiting. 5-HT3 receptor antagonists are used for the same purpose and are structurally related to scopolamine. To examine whether 5-HT3 receptors are affected by scopolamine we examined the effects of this drug on the electrophysiological ...
Lochner M, Thompson AJ.
europepmc   +5 more sources

Multitargeting nature of muscarinic orthosteric agonists and antagonists

open access: yesFrontiers in Physiology, 2022
Muscarinic receptors (mAChRs) are typical members of the G protein-coupled receptor (GPCR) family and exist in five subtypes from M1 to M5. Muscarinic receptor subtypes do not sufficiently differ in affinity to orthosteric antagonists or agonists ...
Jaromir Myslivecek
doaj   +3 more sources

Investigating the Unbinding of Muscarinic Antagonists from the Muscarinic 3 Receptor. [PDF]

open access: yesJ Chem Theory Comput, 2023
Patient symptom relief is often heavily influenced by the residence time of the inhibitor-target complex. For the human muscarinic receptor 3 (hMR3), tiotropium is a long-acting bronchodilator used in conditions such as asthma or chronic obstructive pulmonary disease (COPD). The mechanistic insights into this inhibitor remain unclear; specifically, the
Buigues PJ   +7 more
europepmc   +4 more sources

Muscarinic Agonists and Antagonists: Effects on the Urinary Bladder

open access: yes, 2011
Voiding of the bladder is the result of a parasympathetic muscarinic receptor activation of the detrusor smooth muscle. However, the maintenance of continence and a normal bladder micturition cycle involves a complex interaction of cholinergic, adrenergic, nitrergic and peptidergic systems that is currently little understood.
Sellers, Donna J., Chess-Williams, Russ
openaire   +3 more sources

Efficacy and Safety of DA-8010, a Novel M3 Antagonist, in Patients With Overactive Bladder: A Randomized, Double-Blind Phase 2 Study [PDF]

open access: yesInternational Neurourology Journal, 2022
Purpose DA-8010 is a novel muscarinic M3 receptor antagonist with significant selectivity for bladder over salivary gland in preclinical studies. We evaluated the clinical efficacy and safety of DA-8010 in overactive bladder (OAB) patients.
Hee Seo Son   +12 more
doaj   +1 more source

The Impact of Muscarinic Antagonism on Psychosis-Relevant Behaviors and Striatal [11C] Raclopride Binding in Tau Mouse Models of Alzheimer’s Disease

open access: yesBiomedicines, 2023
Psychosis that occurs over the course of Alzheimer’s disease (AD) is associated with increased caregiver burden and a more rapid cognitive and functional decline.
Heidy Jimenez   +9 more
doaj   +1 more source

Pharmaceutical Assessment Suggests Locomotion Hyperactivity in Zebrafish Triggered by Arecoline Might Be Associated with Multiple Muscarinic Acetylcholine Receptors Activation

open access: yesToxins, 2021
Arecoline is one of the nicotinic acid-based alkaloids, which is found in the betel nut. In addition to its function as a muscarinic agonist, arecoline exhibits several adverse effects, such as inducing growth retardation and causing developmental ...
Petrus Siregar   +10 more
doaj   +1 more source

Understanding the role of long-acting muscarinic antagonists in asthma treatment [PDF]

open access: yes, 2022
Objective: Long-acting muscarinic antagonists (LAMAs) have been used in the treatment of obstructive pulmonary diseases for years. Long-acting muscarinic antagonists were previously mainly used as bronchodilators in chronic obstructive pulmonary disease,
Kerstjens, H A M   +5 more
core   +1 more source

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