Results 11 to 20 of about 90,845 (196)

Nicotinic receptors [PDF]

open access: yes, 2014
Regulation of normal or abnormal behaviour is critically controlled by the central serotonergic systems. Recent evidence has suggested that serotonin (5-HT) neurotransmission dysfunction contributes to a variety of pathological conditions, including ...
A Auclair   +173 more
core   +2 more sources

Nicotinic acetylcholine receptors [PDF]

open access: yesBritish Journal of Pharmacology, 2018
This themed section of the British Journal of Pharmacology is the product of a conference that focussed on nicotinic ACh receptors (nAChRs) that was held on the Greek island of Crete from 7 to 11 May 2017. ‘Nicotinic acetylcholine receptors 2017’ was the fourth in a series of triennial international meetings that have provided a regular forum for ...
Wonnacott, S   +3 more
openaire   +3 more sources

Mechanosensitivity of nicotinic receptors [PDF]

open access: yesPflügers Archiv - European Journal of Physiology, 2012
Nicotinic acetylcholine receptors (nAChRs) are heteropentameric ligand-gated ion channels that mediate excitatory neurotransmission at the neuromuscular junction (NMJ) and other peripheral and central synapses. At the NMJ, acetylcholine receptors (AChRs) are constantly exposed to mechanical stress resulting from muscle contraction.
Pan, N. Clara   +2 more
openaire   +3 more sources

Nicotinic Receptors in Neurodegeneration [PDF]

open access: yesCurrent Neuropharmacology, 2013
Many studies have focused on expanding our knowledge of the structure and diversity of peripheral and central nicotinic receptors. Nicotinic acetylcholine receptors (nAChRs) are members of the Cys-loop superfamily of pentameric ligand-gated ion channels, which include GABA (A and C), serotonin, and glycine receptors.
Posadas, Inmaculada   +2 more
openaire   +2 more sources

Up-regulation of Nicotinic Receptors by Nicotine Varies with Receptor Subtype [PDF]

open access: yesJournal of Biological Chemistry, 2008
Recent evidence suggests that in addition to alpha4beta2 and alpha3-containing nicotinic receptors, alpha6-containing receptors are present in midbrain dopaminergic neurons and involved in the nicotine reward pathway. Using heterologous expression, we found that alpha6beta2, like alpha3beta2 and alpha4beta2 receptors, formed high affinity epibatidine ...
Heather, Walsh   +6 more
openaire   +2 more sources

Bispyridinium Compounds Inhibit Both Muscle and Neuronal Nicotinic Acetylcholine Receptors in Human Cell Lines. [PDF]

open access: yesPLoS ONE, 2015
Standard treatment of poisoning by organophosphorus anticholinesterases uses atropine to reduce the muscarinic effects of acetylcholine accumulation and oximes to reactivate acetylcholinesterase (the effectiveness of which depends on the specific ...
Avi Ring   +8 more
doaj   +1 more source

Curiouser and Curiouser: The Macrocyclic Lactone, Abamectin, Is also a Potent Inhibitor of Pyrantel/Tribendimidine Nicotinic Acetylcholine Receptors of Gastro-Intestinal Worms. [PDF]

open access: yesPLoS ONE, 2016
Nematode parasites may be controlled with drugs, but their regular application has given rise to concerns about the development of resistance. Drug combinations may be more effective than single drugs and delay the onset of resistance.
Melanie Abongwa   +3 more
doaj   +1 more source

The distribution of charged amino acid residues and the Ca(2+) permeability of nicotinic acetylcholine receptors: a predictive model [PDF]

open access: yes, 2017
Nicotinic acetylcholine receptors (nAChRs) are cation-selective ligand-gated ion channels exhibiting variable Ca(2+) permeability depending on their subunit composition.
Fucile, Sergio
core   +1 more source

Nicotine and nicotinic receptors in the circadian system

open access: yesPsychoneuroendocrinology, 1998
Considerable data support a role for cholinergic influences on the circadian system. The extent to which these influences are mediated by nicotinic acetylcholine receptors (nAChRs) has been controversial, as have the specific actions of nicotine and acetylcholine in the suprachiasmatic nucleus (SCN) of the hypothalamus.
B F, O'Hara   +6 more
openaire   +2 more sources

Cloning and characterization of the hamster and guinea pig nicotinic acid receptors

open access: yesJournal of Lipid Research, 2007
In this study, we present the identification and characterization of hamster and guinea pig nicotinic acid receptors. The hamster receptor shares ∼80–90% identity with the nucleotide and amino acid sequences of human, mouse, and rat receptors. The guinea
April Smith Torhan   +3 more
doaj   +1 more source

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