Results 91 to 100 of about 10,013 (222)

New insights into the therapeutic potential of Girk channels [PDF]

open access: yesTrends in Neurosciences, 2014
G protein-dependent signaling pathways control the activity of excitable cells of the nervous system and heart, and are the targets of neurotransmitters, clinically relevant drugs, and drugs of abuse. G protein-gated inwardly rectifying potassium (K(+)) (Girk/Kir3) channels are a key effector in inhibitory signaling pathways.
Rafael, Luján   +3 more
openaire   +2 more sources

Contribution of Sympathetic Sensory Coupling to Craniofacial Nociception

open access: yesOrthodontics &Craniofacial Research, EarlyView.
ABSTRACT Stress and anxiety are associated with increased pain intensity in temporomandibular disorders (TMDs) patients. It is possible that this association is due to a direct interaction between the sympathetic and sensory nervous systems. This narrative review examines evidence for a potential sympathetic sensory interaction in deep craniofacial ...
Brian Edwin Cairns
wiley   +1 more source

Expression of G-protein inwardly rectifying potassium channels (GIRKs) in lung cancer cell lines

open access: yesBMC Cancer, 2005
Background Previous data from our laboratory has indicated that there is a functional link between the β-adrenergic receptor signaling pathway and the G-protein inwardly rectifying potassium channel (GIRK1) in human breast cancer cell lines. We wanted to
Schuller Hildegard M   +3 more
doaj   +1 more source

Dopamine-induced arrestin recruitment and desensitization of the dopamine D4 receptor is regulated by G protein-coupled receptor kinase-2

open access: yesFrontiers in Pharmacology, 2023
The dopamine D4 receptor (D4R) is expressed in the retina, prefrontal cortex, and autonomic nervous system and has been implicated in attention deficit hyperactivity disorder (ADHD), substance use disorders, and erectile dysfunction.
Viktor Burström   +11 more
doaj   +1 more source

Co-expression of Gbeta 5 Enhances the Function of Two Ggamma Subunit-like Domain-containing Regulators of G Protein Signaling Proteins [PDF]

open access: yes, 2000
Regulators of G protein signaling (RGS) stimulate the GTPase activity of G protein Galpha subunits and probably play additional roles. Some RGS proteins contain a Ggamma subunit-like (GGL) domain, which mediates a specific interaction with Gbeta 5. The
Chen, Ching-Kang   +5 more
core  

Structural basis of control of inward rectifier Kir2 channel gating by bulk anionic phospholipids [PDF]

open access: yes, 2016
Inward rectifier potassium (Kir) channel activity is controlled by plasma membrane lipids. Phosphatidylinositol-4,5-bisphosphate (PIP(2)) binding to a primary site is required for opening of classic inward rectifier Kir2.1 and Kir2.2 channels, but ...
Anna Stary-Weinzinger   +55 more
core   +2 more sources

Human Adrenal Glomerulosa Cells Express K2P and GIRK Potassium Channels that are inhibited by AngII and ACTH.

open access: yesAmerican Journal of Physiology - Cell Physiology, 2021
In whole-cell patch clamp recordings, it was discovered that normal human adrenal zona glomerulosa (AZG) cells express members of the three major families of K+ channels.
J. J. Enyeart, J. A. Enyeart
semanticscholar   +1 more source

Fmr1 knockout disrupts multiple intrinsic properties via reduced HCN channel activity in mediodorsal thalamocortical neurons

open access: yesExperimental Physiology, EarlyView.
Abstract The neurodevelopmental disorder fragile X syndrome (FXS) results from hypermethylation of the FMR1 gene, which prevents production of the FMRP protein. FMRP modulates the expression and function of a variety of proteins, including voltage‐gated ion channels, such as hyperpolarization‐activated and cyclic nucleotide‐gated (HCN) channels, which ...
Gregory J. Ordemann   +3 more
wiley   +1 more source

Subunit Stoichiometry of a Heteromultimeric G protein-coupled Inward-rectifier K^+ Channel [PDF]

open access: yes, 1996
We investigated the stoichiometry of the heteromultimeric G protein-coupled inward-recitfier K^+ channel (GIRK) formed from GIRK1 and GIRK4 subunits. Multimeric GIRK constructs with several concatenated channel subunits were expressed in Xenopus oocytes.
Dougherty, Dennis A.   +2 more
core  

Optical Control of Metabotropic Glutamate Receptors [PDF]

open access: yes, 2013
G-protein coupled receptors (GPCRs), the largest family of membrane signaling proteins, respond to neurotransmitters, hormones and small environmental molecules. The neuronal function of many GPCRs has been difficult to resolve because of an inability to
A Panatier   +68 more
core   +1 more source

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