Results 51 to 60 of about 29,153 (282)

Pharmaceutical Assessment Suggests Locomotion Hyperactivity in Zebrafish Triggered by Arecoline Might Be Associated with Multiple Muscarinic Acetylcholine Receptors Activation

open access: yesToxins, 2021
Arecoline is one of the nicotinic acid-based alkaloids, which is found in the betel nut. In addition to its function as a muscarinic agonist, arecoline exhibits several adverse effects, such as inducing growth retardation and causing developmental ...
Petrus Siregar   +10 more
doaj   +1 more source

Ligand regulation of the quaternary organization of cell surface M3 muscarinic acetylcholine receptors analyzed by fluorescence resonance energy transfer (FRET) imaging and homogenous time-resolved FRET [PDF]

open access: yes, 2010
Flp-In T-REx 293 cells expressing a wild type human M muscarinic acetylcholine receptor construct constitutively and able to express a Receptor Activated Solely by Synthetic Ligand (RASSL) form of this receptor on demand maintained response to the ...
Alvarez-Curto, Elisa   +3 more
core   +2 more sources

Muscarinic acetylcholine receptor-dependent and NMDA receptor-dependent LTP and LTD share the common AMPAR trafficking pathway

open access: yesiScience, 2023
Summary: The forebrain cholinergic system promotes higher brain function in part by signaling through the M1 muscarinic acetylcholine receptor (mAChR). Long-term potentiation (LTP) and long-term depression (LTD) of excitatory synaptic transmission in the
Tomonari Sumi, Kouji Harada
doaj   +1 more source

Effects of novel muscarinic M3 receptor ligand C1213 in pulmonary arterial hypertension models. [PDF]

open access: yes, 2016
Pulmonary hypertension (PH) is a complex disease comprising a pathologic remodeling and thickening of the pulmonary vessels causing an after load on the right heart ventricle that can result in ventricular failure. Triggered by oxidative stress, episodes
Ahmed, Mohamed   +5 more
core   +2 more sources

Cholinergic receptor alterations in the cerebral cortex of spinal cord injured rat

open access: yesBiochemistry and Biophysics Reports, 2017
Many areas of the cerebral cortex process sensory information or coordinate motor output necessary for control of movement. Disturbances in cortical cholinergic system can affect locomotor coordination.
R. Chinthu, T.R. Anju, C.S. Paulose
doaj   +1 more source

Distinct agonist regulation of muscarinic acetylcholine M2-M3 heteromers and their corresponding homomers [PDF]

open access: yes, 2015
Each subtype of the muscarinic receptor family of G protein-coupled receptors is activated by similar concentrations of the neurotransmitter acetylcholine or closely related synthetic analogs such as carbachol. However, pharmacological selectivity can be
Alvarez-Curto, Elisa   +3 more
core   +1 more source

Molecular Conversion of Muscarinic Acetylcholine Receptor M5 to Muscarinic Toxin 7 (MT7)-Binding Protein

open access: yesToxins, 2011
Muscarinic toxin 7 (MT7) is a mamba venom peptide that binds selectively to the M1 muscarinic acetylcholine receptor. We have previously shown that the second (ECL2) and third (ECL3) extracellular loops of the M1 receptor are critically involved in ...
Katja Näreoja   +2 more
doaj   +1 more source

Acetylcholine Receptor Stimulation Activates Protein Kinase C Mediated Internalization of the Dopamine Transporter

open access: yesFrontiers in Cellular Neuroscience, 2021
The dopamine transporter (DAT) clears neurotransmitters from the extracellular space and serves as an important regulator of signal amplitude and duration at sites of dopamine release. Several different intracellular signaling pathways have been observed
Suzanne M. Underhill, Susan G. Amara
doaj   +1 more source

Dynamic regulation of quaternary organization of the M1 muscarinic receptor by subtype-selective antagonist drugs [PDF]

open access: yes, 2016
Although rhodopsin-like G protein-coupled receptors can exist as both monomers and non-covalently associated dimers/oligomers, the steady-state proportion of each form and whether this is regulated by receptor ligands is unknown.
Godin, Antoine G.   +4 more
core   +1 more source

Cholinergic Regulation of Orexin/Hypocretin Neurons Through M3Muscarinic Receptor in Mice

open access: yesJournal of Pharmacological Sciences, 2008
The cholinergic system plays an important role in regulation of arousal and REM sleep. In the present study, we showed that a muscarinic receptor agonist, carbachol (CCh), activates almost 20% of orexin-producing neurons (orexin neurons), which play a ...
Kousaku Ohno   +2 more
doaj   +1 more source

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