Results 51 to 60 of about 2,801,899 (401)

Adenosine-Metabolizing Enzymes, Adenosine Kinase and Adenosine Deaminase, in Cancer

open access: yesBiomolecules, 2022
The immunosuppressive effect of adenosine in the microenvironment of a tumor is well established. Presently, researchers are developing approaches in immune therapy that target inhibition of adenosine or its signaling such as CD39 or CD73 inhibiting ...
Galina Zhulai   +3 more
doaj   +1 more source

The Role of Adenosine Signaling in Headache: A Review

open access: yesBrain Sciences, 2017
Migraine is the third most prevalent disease on the planet, yet our understanding of its mechanisms and pathophysiology is surprisingly incomplete. Recent studies have built upon decades of evidence that adenosine, a purine nucleoside that can act as a ...
Nathan T. Fried   +2 more
doaj   +1 more source

Allosteric interactions at adenosine A1 and A3 receptors: new insights into the role of small molecules and receptor dimerization [PDF]

open access: yes, 2013
Keywords:adenosine;allosterism;receptor;GPCR;dimerization;biased signalling The purine nucleoside adenosine is present in all cells in tightly regulated concentrations. It is released under a variety of physiological and pathophysiological conditions to
Albrecht-Kupper   +114 more
core   +2 more sources

Structure of the adenosine A2A receptor bound to an engineered G protein

open access: yesNature, 2016
G-protein-coupled receptors (GPCRs) are essential components of the signalling network throughout the body. To understand the molecular mechanism of G-protein-mediated signalling, solved structures of receptors in inactive conformations and in the active
B. Carpenter   +4 more
semanticscholar   +1 more source

International Union of Basic and Clinical Pharmacology. CXII: Adenosine Receptors: A Further Update

open access: yesPharmacological Reviews, 2022
Our previous International Union of Basic and Clinical Pharmacology report on the nomenclature and classification of adenosine receptors (2011) contained a number of emerging developments with respect to this G protein-coupled receptor subfamily ...
A. IJzerman   +4 more
semanticscholar   +1 more source

Mapping the evolution of mitochondrial complex I through structural variation

open access: yesFEBS Letters, EarlyView.
Respiratory complex I (CI) is crucial for bioenergetic metabolism in many prokaryotes and eukaryotes. It is composed of a conserved set of core subunits and additional accessory subunits that vary depending on the organism. Here, we categorize CI subunits from available structures to map the evolution of CI across eukaryotes. Respiratory complex I (CI)
Dong‐Woo Shin   +2 more
wiley   +1 more source

Targeting Adenosine A2b Receptor Promotes Penile Rehabilitation of Refractory Erectile Dysfunction

open access: yesAdvanced Science
The mechanisms of adenosine and specific adenosine receptor subtypes in promoting penile rehabilitation remain unclear. Single‐cell RNA sequencing of human corpus cavernosum,  adenosine deaminase (ADA) and adenosine receptors knock‐out mice (ADA−/−, A1−/−
Yang Xiong   +7 more
doaj   +1 more source

The effect of a long-term treatment with cannabidiol-rich hemp extract oil on the adenosinergic system of the zucker diabetic fatty (ZDF) rat atrium

open access: yesFrontiers in Pharmacology, 2022
Cannabidiol (CBD), the most extensively studied non-intoxicating phytocannabinoid, has been attracting a lot of interest worldwide owing to its numerous beneficial effects.
Gabor Viczjan   +13 more
doaj   +1 more source

Phosphatidylinositol 4‐kinase as a target of pathogens—friend or foe?

open access: yesFEBS Letters, EarlyView.
This graphical summary illustrates the roles of phosphatidylinositol 4‐kinases (PI4Ks). PI4Ks regulate key cellular processes and can be hijacked by pathogens, such as viruses, bacteria and parasites, to support their intracellular replication. Their dual role as essential host enzymes and pathogen cofactors makes them promising drug targets.
Ana C. Mendes   +3 more
wiley   +1 more source

Annexin A2-Mediated Plasminogen Activation in Endothelial Cells Contributes to the Proangiogenic Effect of Adenosine A2A Receptors

open access: yesFrontiers in Pharmacology, 2021
Adenosine A2A receptor mediates the promotion of wound healing and revascularization of injured tissue, in healthy and animals with impaired wound healing, through a mechanism depending upon tissue plasminogen activator (tPA), a component of the ...
María D. Valls   +14 more
doaj   +1 more source

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