Results 21 to 30 of about 486,199 (215)

The low acute effectiveness of a high-power short duration radiofrequency current application technique in pulmonary vein isolation for atrial fibrillation

open access: yesCardiology Journal, 2021
BACKGROUND: Application of high power radiofrequency (RF) energy for a short duration (HPSD) to isolate pulmonary vein (PV) is an emerging technique. But power and duration settings are very different across different centers.
Ekrem Ücer   +6 more
doaj   +1 more source

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   +4 more sources

Hidden Pool of Cardiac Adenine Nucleotides That Controls Adenosine Production

open access: yesPharmaceuticals, 2023
Myocardial ischemic adenosine production decreases in subsequent events that may blunt its protective functions. To test the relation between total or mitochondrial cardiac adenine nucleotide pool (TAN) on the energy status with adenosine production ...
Magdalena A. Zabielska-Kaczorowska   +4 more
doaj   +1 more source

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

Remote Conditioning by Rhythmic Compression of Limbs Ameliorated Myocardial Infarction by Downregulation of Inflammation via A2 Adenosine Receptors

open access: yesFrontiers in Cardiovascular Medicine, 2022
BackgroundRemote ischemic conditioning (RIC) is a cardioprotective phenomenon, yet transient ischemia is not a requisite trigger for remote cardioprotection.
Senlei Xu   +10 more
doaj   +1 more source

Extracellular adenosine triphosphate and adenosine in cancer [PDF]

open access: yesOncogene, 2010
Adenosine triphosphate (ATP) is actively released in the extracellular environment in response to tissue damage and cellular stress. Through the activation of P2X and P2Y receptors, extracellular ATP enhances tissue repair, promotes the recruitment of immune phagocytes and dendritic cells, and acts as a co-activator of NLR family, pyrin domain ...
Stagg, J., Smyth, M. J.
openaire   +5 more sources

Activity-dependent release of Adenosine: a critical re-evaluation of mechanism [PDF]

open access: yes, 2008
Adenosine is perhaps the most important and universal modulator in the brain. The current consensus is that it is primarily produced in the extracellular space from the breakdown of previously released ATP.
Dale, Nicholas, Wall, Mark J.
core   +1 more source

Adenosine-mediated modulation of ventral horn interneurons and spinal motoneurons in neonatal mice [PDF]

open access: yes, 2015
The authors are grateful for support from the Wellcome Trust.Neuromodulation allows neural networks to adapt to varying environmental and biomechanical demands. Purinergic signalling is known to be an important modulatory system in many parts of the CNS,
Witts, Emily Charlotte   +3 more
core   +1 more source

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 ...
Sims, Robert E.   +6 more
core   +2 more sources

Role of cGMP as second messenger of adenosine in the inhibition of renin release [PDF]

open access: yes, 1988
Adenosine is known to be a potent inhibitor of renin release from the kidneys. The aim of this study was to investigate the transmembrane signalling avenue that the second messenger of adenosine causes inhibition of renal renin release.
Kurtz, Armin   +7 more
core   +1 more source

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