Results 111 to 120 of about 77,143 (337)

Structural and functional studies of the nicotinic acetylcholine receptor by solid-state NMR [PDF]

open access: yes, 2018
Over the last seven years, solid-state NMR has been widely employed to study structural and functional aspects of the nicotinic acetylcholine receptor. These studies have provided detailed structural information relating to both the ligand binding site ...
Meier, B., Watts, A., Williamson, P.
core  

Functional Stoichiometry at the Nicotinic Receptor. The Photon Cross Section for Phase 1 Corresponds to Two Bis-Q Molecules per Channel [PDF]

open access: yes, 1982
These experiments examine changes in the agonist-induced conductance that occur when the agonist-receptor complex is perturbed. Voltage-clamped Electrophorus electroplaques are exposed to the photoisomerizable agonist trans-Bis-Q A 1-µs laser flash ...
Lester, Henry A., Sheridan, Robert E.
core   +1 more source

Regulation of Nicotinic Acetylcholine Receptor Assembly

open access: yesAnnals of the New York Academy of Sciences, 2003
Abstract: The four muscle‐type nicotinic acetylcholine receptor (AChR) subunits, α, β, γ, and δ, assemble into functional α2βγδ pentamers in the endoplasmic reticulum (ER) through a series of interdependent folding and oligomerization events. The first stable assembly intermediate is a trimer composed of α, β, and γ subunits.
Wanamaker, C, Christianson, J, Green, W
openaire   +3 more sources

Bifenthrin resistance in Dalbulus maidis (Hemiptera: Cicadellidae): inheritance, cross‐resistance, and stability

open access: yesPest Management Science, EarlyView.
Resistance of Dalbulus maidis to bifenthrin was autosomal, incompletely dominant, and polygenic. Additionally, this resistance was unstable in the absence of selection pressure. Abstract BACKGROUND Pyrethroid insecticides have been a primary strategy for managing Dalbulus maidis (Hemiptera: Cicadellidae) in Brazil. Howeve, failures in the control of D.
Gabriel Silva Dias   +4 more
wiley   +1 more source

Antidepressant-like Effects of Neuropeptide SF (NPSF) [PDF]

open access: yesWorld Journal of Research and Review (WJRR) ISSN:2455-3956, Volume-4, Issue-5, May 2017 Pages 26-30, 2020
Neuropeptide SF (NPSF) is a member of RFamide neuropeptides that play diverse roles in central nervous system. Little is know about the effects of NPSF on brain functions. Antidepressant-like effect of NPSF was studied in modified mice FST. NPSF showed the antidepressant-like effects by decreasing the immobility time and increasing the climbing and ...
arxiv  

Nicotine-Induced Effects on Nicotinic Acetylcholine Receptors (nAChRs), Ca2+ and Brain-Derived Neurotrophic Factor (BDNF) in STC-1 Cells [PDF]

open access: yes, 2016
In addition to the T2R bitter taste receptors, neuronal nicotinic acetylcholine receptors (nAChRs) have recently been shown to be involved in the bitter taste transduction of nicotine, acetylcholine and ethanol.
Alkahtan, Reem M.   +6 more
core   +3 more sources

Molecular surveillance of resistance mutations in invasive populations of Spodoptera frugiperda in Europe, for evidence‐based pest control

open access: yesPest Management Science, EarlyView.
All Spodoptera frugiperda were rice strain with two haplotypes, likely from a common mixed source. ABCC2 and Ace‐1 mutations, conferring resistance to Bacillus thuringiensis and organophosphates/carbamates, respectively, were detected. Abstract BACKGROUND The invasive fall armyworm (Spodoptera frugiperda, FAW), a highly destructive pest affecting more ...
Konstantinos Mavridis   +4 more
wiley   +1 more source

Frequent occurrence of nicotinic acetylcholine receptors in GABAergic neurons of the chick visual system

open access: yesBrazilian Journal of Medical and Biological Research, 2001
Double-labeling immunohistochemical methods were used to investigate the occurrence of the alpha8 and alpha5 nicotinic receptor subunits in presumptive GABAergic neurons of the chick nervous system.
A.S. Torrão, L.R.G. Britto
doaj   +1 more source

The Channel Capacity of Channelrhodopsin and Other Intensity-Driven Signal Transduction Receptors [PDF]

open access: yesarXiv, 2018
Biological systems transduce signals from their surroundings through a myriad of pathways. In this paper, we describe signal transduction as a communication system: the signal transduction receptor acts as the receiver in this system, and can be modeled as a finite-state Markov chain with transition rates governed by the input signal.
arxiv  

Rates and Equilibria for a Photoisomerizable Antagonist at the Acetylcholine Receptor of Electrophorus Electroplaques [PDF]

open access: yes, 1985
Voltage-jump and light-flash experiments have been performed on isolated Electrophorus electroplaques exposed simultaneously to nicotinic agonists and to the photoisomerizable compound 2,2'-bis-[α-(trimethylammonium)methyl]-azobenzene (2BQ).
Erlanger, Bernard F.   +3 more
core   +1 more source

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