Results 71 to 80 of about 446,656 (186)

Channel blocking properties of a series of nicotinic cholinergic agonists

open access: yesBiophysical Journal, 1993
Inhibition of the nicotinic acetylcholine receptor (nAChR) by channel blockade has been demonstrated with a variety of large organic cations, including several nicotinic agonists. We have studied the kinetics of channel blocking of a series of agonists which vary systematically in size and hydrophobicity due to a hydrocarbon chain from one to six ...
Robert E. Oswald, Alison A. Carter
openaire   +3 more sources

Association of nicotinic acetylcholine receptors with central respiratory control in isolated brainstem-spinal cord preparation of neonatal rats

open access: yesBiological Research, 2006
Nicotine exposure is a risk factor in several breathing disorders Nicotinic acetylcholine receptors (nAChRs) exist in the ventrolateral medulla, an important site for respiratory control.
EIKI HATORI   +7 more
doaj  

Conformational dynamics of a nicotinic receptor neurotransmitter site

open access: yeseLife
Agonists enhance receptor activity by providing net-favorable binding energy to active over resting conformations, with efficiency (η) linking binding energy to gating.
Mrityunjay Singh   +4 more
doaj   +1 more source

Role of nicotine receptor partial agonists in tobacco cessation

open access: yesIndian Journal of Psychiatry, 2014
One in three adults in India uses tobacco, a highly addictive substance in one or other form. In addition to prevention of tobacco use, offering evidence-based cessation services to dependent tobacco users constitutes an important approach in addressing this serious public health problem.
Pratima Murthy   +2 more
openaire   +3 more sources

Epibatidine Induces Long-Term Potentiation (LTP) via Activation of α4β2 Nicotinic Acetylcholine Receptors (nAChRs) In Vivo in the Intact Mouse Dentate Gyrus: Both α7 and α4β2 nAChRs Essential to Nicotinic LTP

open access: yesJournal of Pharmacological Sciences, 2003
: Activation of nicotinic acetylcholine receptors (nAChRs) induces nocotinic long-term potentiation (LTPn) in vivo in the mouse dentate gyrus. We have found that α4β2 nAChRs activated by epibatidine induce LTPn, the full size of which requires the ...
Shogo Matsuyama, Akira Matsumoto
doaj  

The effects of Nicotine on licking behavior induced by Apomorphine in rats

open access: yesMajallah-i Dānishgāh-i ̒Ulūm-i Pizishkī-i Bābul, 1999
Objective: The purpose of the present study was to determine the possible interaction of nicotine or muscarinic receptor mechanism(s) with the licking behavior induced by apomorphine in rats.
MR Zarrindast, M Shecharchi, M Rezayat
doaj  

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