Results 1 to 10 of about 25,601 (192)

ClickArr: a novel, high-throughput assay for evaluating β-arrestin isoform recruitment [PDF]

open access: yesFrontiers in Pharmacology, 2023
Background: Modern methods for quantifying signaling bias at G protein–coupled receptors (GPCRs) rely on using a single β-arrestin isoform. However, it is increasingly appreciated that the two β-arrestin isoforms have unique roles, requiring the ability ...
Alexander R. French   +6 more
doaj   +2 more sources

β-arrestin-1 and β-arrestin-2 Restrain MRGPRX2-Triggered Degranulation and ERK1/2 Activation in Human Skin Mast Cells

open access: yesFrontiers in Allergy, 2022
As a novel receptor that efficiently elicits degranulation upon binding to one of its numerous ligands, MRGPRX2 has moved to the center of attention in mast cell (MC) research.
Zhao Wang   +12 more
doaj   +1 more source

Exploration of beta-arrestin isoform signaling pathways in delta opioid receptor agonist-induced convulsions

open access: yesFrontiers in Pharmacology, 2022
The δ-opioid receptor (δOR) has been considered as a therapeutic target in multiple neurological and neuropsychiatric disorders particularly as δOR agonists are deemed safer alternatives relative to the more abuse-liable µ-opioid receptor drugs. Clinical
Arryn T. Blaine   +12 more
doaj   +1 more source

The β-blocker Nebivolol Is a GRK/β-arrestin Biased Agonist [PDF]

open access: yes, 2013
Nebivolol, a third generation β-adrenoceptor (β-AR) antagonist (β-blocker), causes vasodilation by inducing nitric oxide (NO) production. The mechanism via which nebivolol induces NO production remains unknown, resulting in the genesis of much of the ...
Andresen, Bradley T.   +9 more
core   +7 more sources

CXCR7 controls competition for recruitment of β-arrestin 2 in cells expressing both CXCR4 and CXCR7. [PDF]

open access: yesPLoS ONE, 2014
Chemokine CXCL12 promotes growth and metastasis of more than 20 different human cancers, as well as pathogenesis of other common diseases. CXCL12 binds two different receptors, CXCR4 and CXCR7, both of which recruit and signal through the cytosolic ...
Nathaniel L Coggins   +7 more
doaj   +1 more source

Prognostic value of β-Arrestins in combination with glucocorticoid receptor in epithelial ovarian cancer

open access: yesFrontiers in Oncology, 2023
Hormones may be key factors driving cancer development, and epidemiological findings suggest that steroid hormones play a crucial role in ovarian tumorigenesis.
Ji-Won Ryu   +12 more
doaj   +1 more source

Targeted disruption of β-arrestin 2-mediated signaling pathways by aptamer chimeras leads to inhibition of leukemic cell growth. [PDF]

open access: yesPLoS ONE, 2014
β-arrestins, ubiquitous cellular scaffolding proteins that act as signaling mediators of numerous critical cellular pathways, are attractive therapeutic targets because they promote tumorigenesis in several tumor models.
Jonathan W Kotula   +7 more
doaj   +1 more source

G Protein-Coupled Receptor Kinase 2 Selectively Enhances β-Arrestin Recruitment to the D2 Dopamine Receptor through Mechanisms That Are Independent of Receptor Phosphorylation

open access: yesBiomolecules, 2023
The D2 dopamine receptor (D2R) signals through both G proteins and β-arrestins to regulate important physiological processes, such as movement, reward circuitry, emotion, and cognition.
Marta Sánchez-Soto   +12 more
doaj   +1 more source

High Glucose Attenuates Cardioprotective Effects of Glucagon-Like Peptide-1 Through Induction of Mitochondria Dysfunction via Inhibition of β-Arrestin-Signaling

open access: yesFrontiers in Physiology, 2021
An increased vulnerability has been detected after ischemia/reperfusion injury in cardiomyocytes in diabetic patients. Glucagon-like peptide-1 (GLP-1) has been proven to have a notable cardioprotective effect in cardiomyocytes.
Xietian Pan, Chengxiang Li, Haokao Gao
doaj   +1 more source

β-arrestin 2 Is a Prognostic Factor for Survival of Ovarian Cancer Patients Upregulating Cell Proliferation

open access: yesFrontiers in Endocrinology, 2020
Establishing reliable prognostic factors as well as specific targets for new therapeutic approaches is an urgent requirement in advanced ovarian cancer. For several tumor entities, the ubiquitously spread scaffold protein β-arrestin 2, a multifunctional ...
Bastian Czogalla   +17 more
doaj   +1 more source

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