Results 11 to 20 of about 489,446 (226)

Adenosine and adenosine receptors in the immunopathogenesis and treatment of cancer [PDF]

open access: yesJournal of Cellular Physiology, 2018
Tumor cells overcome anti‐tumor responses in part through immunosuppressive mechanisms. There are several immune modulatory mechanisms. Among them, adenosine is an important factor which is generated by both cancer and immune cells in tumor ...
M. Kazemi   +6 more
semanticscholar   +5 more sources

Adenosine-Metabolizing Enzymes, Adenosine Kinase and Adenosine Deaminase, in Cancer [PDF]

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 antibodies or adenosine A2A receptor antagonists.
Galina Zhulai   +3 more
openaire   +3 more sources

Activity-dependent adenosine release may be linked to activation of Na+-K+ ATPase : an in vitro rat study [PDF]

open access: yes, 2014
In the brain, extracellular adenosine increases as a result of neuronal activity. The mechanisms by which this occurs are only incompletely understood. Here we investigate the hypothesis that the Na+ influxes associated with neuronal signalling activate ...
Dale, Nicholas, Sims, Robert E.
core   +8 more sources

ATP and Adenosine Metabolism in Cancer: Exploitation for Therapeutic Gain

open access: yesPharmacological Reviews, 2022
Adenosine is an evolutionary ancient metabolic regulator linking energy state to physiologic processes, including immunomodulation and cell proliferation. Tumors create an adenosine-rich immunosuppressive microenvironment through the increased release of
G. Yegutkin, D. Boison
semanticscholar   +1 more source

Adenosine in the Thymus [PDF]

open access: yesFrontiers in Pharmacology, 2017
Adenosine is an ancient extracellular signaling molecule that regulates various biological functions via activating four G-protein-coupled receptors, A1, A2A, A2B, and A3 adenosine receptors. As such, several studies have highlighted a role for adenosine signaling in affecting the T cell development in the thymus. Recent studies indicate that adenosine
Krisztina Köröskényi   +5 more
openaire   +4 more sources

Squalene-Adenosine Nanoparticles: Ligands of Adenosine Receptors or Adenosine Prodrug? [PDF]

open access: yesThe Journal of Pharmacology and Experimental Therapeutics, 2019
Adenosine receptors (ARs) represent key drug targets in many human pathologies, including cardiovascular, neurologic, and inflammatory diseases. To overcome the very rapid metabolization of adenosine, metabolically stable AR agonists and antagonists were developed.
Rouquette, Marie   +9 more
openaire   +6 more sources

Computerized Modeling of Adenosine Triphosphate, Adenosine Triarsenate and Adenosine Trivanadate [PDF]

open access: yesMolecules, 2012
Computerized molecular models of adenosine triphosphate, adenosine tri-arsenate and adenosine trivanadate have been generated using the molecular mechanics technique. The analysis of structural parameters indicated that, at least theoretically, adenosine triarsenate is a realistic candidate for replacement of adenosine triphosphate in biochemical ...
Nascimento, Valter A.   +2 more
openaire   +3 more sources

Caffeine and Adenosine [PDF]

open access: yesJournal of Alzheimer's Disease, 2010
Caffeine causes most of its biological effects via antagonizing all types of adenosine receptors (ARs): A1, A2A, A3, and A2B and, as does adenosine, exerts effects on neurons and glial cells of all brain areas. In consequence, caffeine, when acting as an AR antagonist, is doing the opposite of activation of adenosine receptors due to removal of ...
Ribeiro, Joaquim A., Sebastião, Ana M
openaire   +4 more sources

Adenosine in fibrosis [PDF]

open access: yesModern Rheumatology, 2009
Adenosine is an endogenous autocoid that regulates a multitude of bodily functions. Its anti-inflammatory actions are well known to rheumatologists since it mediates many of the anti-inflammatory effects of a number of antirheumatic drugs such as methotrexate.
Bruce N. Cronstein, Edwin S. L. Chan
openaire   +3 more sources

Neurogenetics of the Human Adenosine Receptor Genes: Genetic Structures and Involvement in Brain Diseases [PDF]

open access: yesJournal of Caffeine and Adenosine Research, New Rochelle, N.Y. : Mary Ann Liebert, Inc., [2018]-, 2019, 9 (3), pp.73-88, 2020
Adenosine receptors are G-protein-coupled receptors involved in a wide range of physiological and pathological phenomena in most mammalian systems. All four receptors are widely expressed in the central nervous system, where they modulate neurotransmitter release and neuronal plasticity. A large number of gene association studies have shown that common
arxiv   +1 more source

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