Results 41 to 50 of about 20,678 (180)

Synthetic α-Conotoxin Mutants as Probes for Studying Nicotinic Acetylcholine Receptors and in the Development of Novel Drug Leads

open access: yesToxins, 2010
α-Conotoxins are peptide neurotoxins isolated from venomous marine cone snails that are potent and selective antagonists for different subtypes of nicotinic acetylcholine receptors (nAChRs).
Christopher J. Armishaw
doaj   +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

Expression and function of nicotinic acetylcholine receptors in specific neuronal populations: Focus on striatal and prefrontal circuits

open access: yesPharmacological Research
Nicotinic acetylcholine receptors (nAChRs) are widely expressed in the central nervous system and play an important role in the control of neural functions including neuronal activity, transmitter release and synaptic plasticity.
Alice Abbondanza   +3 more
doaj   +1 more source

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

Extracellular Vesicles in Autoimmune Diseases: From Diagnostic Biomarkers to Engineered Therapeutics

open access: yesAdvanced Science, EarlyView.
This review provides a systematic comparison of extracellular vesicles (EVs) from both mammalian and plant sources in the context of autoimmune diseases. It highlights their emerging roles as precision biomarkers and engineered therapeutic platforms.
Yufei Wu   +6 more
wiley   +1 more source

Cell surface localization of α3β4 nicotinic acetylcholine receptors is regulated by N-cadherin homotypic binding and actomyosin contractility. [PDF]

open access: yesPLoS ONE, 2013
Neuronal nicotinic acetylcholine receptors (nAChRs) are widely expressed throughout the central and peripheral nervous system and are localized at synaptic and extrasynaptic sites of the cell membrane.
Juan L Brusés
doaj   +1 more source

The role of nicotinic receptors in alcohol consumption

open access: yesPharmacological Research, 2023
The use of alcohol causes significant morbidity and mortality across the globe. Alcohol use disorder (AUD) is defined by the excessive use of this drug despite a negative impact on the individual’s life. While there are currently medications available to
Helen M. Kamens   +2 more
doaj   +1 more source

SK2 channels are required for function and long-term survival of efferent synapses on mammalian outer hair cells [PDF]

open access: yes, 2009
Cochlear hair cells use SK2 currents to shape responses to cholinergic efferent feedback from the brain. Using SK2-/- mice, we demonstrate that, in addition to their previously defined role in modulating hair cell membrane potentials, SK2 channels are ...
Adelman, John P.   +8 more
core   +1 more source

Repeated Disuse Atrophy Imprints a Molecular Memory in Skeletal Muscle: Transcriptional Resilience in Young Adults and Susceptibility in Aged Muscle

open access: yesAdvanced Science, EarlyView.
Repeated disuse imprints a molecular memory in skeletal muscle, conferring transcriptional resilience in young adults but exaggerated susceptibility in aged muscle, driven by epigenetic regulation of aerobic metabolism, mitochondrial and NAD+ pathways.
Daniel C. Turner   +14 more
wiley   +1 more source

Lack of dystrophin functionally affects α3β2/β4-nicotinic acethylcholine receptors in sympathetic neurons of dystrophic mdx mice

open access: yesNeurobiology of Disease, 2011
In the sympathetic superior cervical ganglion (SCG), nicotinic acetylcholine receptors (nAChRs) mediate fast synaptic transmission. We previously demonstrated that in SCG neurons of mdx mice, an animal model for Duchenne muscular dystrophy, lack of ...
Silvia Di Angelantonio   +5 more
doaj   +1 more source

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