Results 1 to 10 of about 489,131 (311)

The nicotinic receptor of cochlear hair cells: A possible pharmacotherapeutic target? [PDF]

open access: yes, 2009
Mechanosensory hair cells of the organ of Corti transmit information regarding sound to the central nervous system by way of peripheral afferent neurons.
Elgoyhen, Ana Belen   +2 more
core   +1 more source

Nicotinic cholinergic system and COVID-19: In silico evaluation of nicotinic acetylcholine receptor agonists as potential therapeutic interventions

open access: yesToxicology Reports, 2021
SARS-CoV-2 infection was announced as a pandemic in March 2020. Since then, several scientists have focused on the low prevalence of smokers among hospitalized COVID-19 patients. These findings led to our hypothesis that the Nicotinic Cholinergic System (
Nikolaos Alexandris   +9 more
doaj   +1 more source

A photoisomerizable muscarinic antagonist. Studies of binding and of conductance relaxations in frog heart [PDF]

open access: yes, 1982
These experiments employ the photoisomerizable compound, 3,3'-bis- [alpha-(trimethylammonium)methyl]azobenzene (Bis-Q), to study the response to muscarinic agents in frog myocardium. In homogenates from the heart, trans-Bis-Q blocks the binding of [3H]-N-
Birdsall, Nigel J. M.   +5 more
core   +1 more source

An expanding range of targets for kynurenine metabolites of tryptophan [PDF]

open access: yes, 2013
The kynurenine pathway of tryptophan metabolism accounts for most of the tryptophan that is not committed to protein synthesis and includes compounds active in the nervous and immune systems.
Darlington, L. Gail   +2 more
core   +1 more source

Small molecule ligands for α9 * and α7 nicotinic receptors: A survey and an update, respectively

open access: yesPharmacological Research, 2023
The α9- and α7-containing nicotinic acetylcholine receptors (nAChRs) mediate numerous physiological and pathological processes by complex mechanisms that are currently the subject of intensive study and debate.
Alessandro Giraudo   +2 more
doaj   +1 more source

Acute Administration of Desformylflustrabromine Relieves Chemically Induced Pain in CD-1 Mice

open access: yesMolecules, 2019
Neuronal nicotinic acetylcholine receptors are cell membrane-bound ion channels that are widely distributed in the central nervous system. The α4β2 subtype of neuronal nicotinic acetylcholine receptor plays an important role in modulating the ...
Loni A. Weggel, Anshul A. Pandya
doaj   +1 more source

Dyskinesia and brain-derived neurotrophic factor levels after long-term levodopa and nicotinic receptor agonist treatments in female mice with near-total unilateral dopaminergic denervation

open access: yesBMC Neuroscience, 2018
Background The treatment of Parkinson’s disease is often complicated by levodopa-induced dyskinesia (LID). Nicotinic acetylcholine receptor agonists can alleviate LID in animal models but may be less effective in conditions of severe dopaminergic ...
Sakari Leino   +5 more
doaj   +1 more source

Cyclic nucleotide-gated channels: structural basis of ligand efficacy and allosteric modulation [PDF]

open access: yes, 1997
Most working proteins, including metabolic enzymes, transcription regulators, and membrane receptors, transporters, and ion channels, share the property of allosteric coupling. The term 'allosteric' means that these proteins mediate indirect interactions
Lester, Henry A.   +2 more
core   +1 more source

Neural signatures of cognitive flexibility and reward sensitivity following nicotinic receptor stimulation in dependent smokers : a randomized trial [PDF]

open access: yes, 2017
IMPORTANCE Withdrawal from nicotine is an important contributor to smoking relapse. Understanding how reward-based decision making is affected by abstinence and by pharmacotherapies such as nicotine replacement therapy and varenicline tartrate may aid ...
Aronson, Sarah E.   +5 more
core   +2 more sources

Developmental sex differences in nicotinic currents of prefrontal layer VI neurons in mice and rats.

open access: yesPLoS ONE, 2010
BackgroundThere is a large sex difference in the prevalence of attention deficit disorder; yet, relatively little is known about sex differences in the development of prefrontal attention circuitry.
Nyresa C Alves   +3 more
doaj   +1 more source

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