Results 71 to 80 of about 803,750 (296)

Adenosine and P1 receptors: Key targets in the regulation of sleep, torpor, and hibernation

open access: yesFrontiers in Pharmacology, 2023
Sleep, torpor, and hibernation are three distinct hypometabolic states. However, they have some similar physiological features, such as decreased core body temperature and slowing heart rate.
Wei-Xiang Ma   +7 more
doaj   +1 more source

The C‐terminal domain of yeast Arginyltransferase1 is essential for its catalytic activity

open access: yesFEBS Open Bio, EarlyView.
Arginyltransferase 1 (Ate1), a eukaryotic enzyme, catalyses arginylation, transferring arginine from tRNA‐Arg to the amino terminus of the target protein. Overexpression of Ate1 in yeast is lethal and is dependent on arginylation. This study elucidates how mutations in the cofactor‐binding and active site of Ate1 and truncation of its structural ...
Vikas Kumar Yadav   +4 more
wiley   +1 more source

ATP- and Adenosine-Mediated Signaling in the Central Nervous System: Adenosine Receptor Activation by ATP Through Rapid and Localized Generation of Adenosine by Ecto-nucleotidases

open access: yesJournal of Pharmacological Sciences, 2004
Extracellular ATP is now recognized as a neurotransmitter or neuromodilator in the nervous system, producing diverse physiological effects by activating multiple P2 receptors.
Isao Matsuoka, Satoko Ohkubo
doaj   +1 more source

Microglial Adenosine Receptors: From Preconditioning to Modulating the M1/M2 Balance in Activated Cells

open access: yesCells, 2021
Neuronal survival depends on the glia, that is, on the astroglial and microglial support. Neurons die and microglia are activated not only in neurodegenerative diseases but also in physiological aging.
Rafael Franco   +4 more
doaj   +1 more source

Adenosine receptors and diabetes: Focus on the A2B adenosine receptor subtype

open access: yesPharmacological Research, 2015
Over the last two decades, diabetes mellitus has become one of the most challenging health problems worldwide. Diabetes mellitus, classified as type I and II, is a pathology concerning blood glucose level in the body. The nucleoside adenosine has long been known to affect insulin secretion, glucose homeostasis and lipid metabolism, through activation ...
MERIGHI, Stefania   +2 more
openaire   +3 more sources

Models for the PET quantitative imaging of the adenosine receptor radioligand [11C] SCH442416 in humans [PDF]

open access: yes, 2010
Positron Emission Tomography is an important imaging technique, that enables regional function to be assayed in a fully quantitative and noninvasive manner. It is based on the use of radioactive tracers: [11C]SCH442416, which is the compound of interest
Boscolo Galazzo, Ilaria
core  

TRPML1 agonist ML‐SA5 attenuates pulmonary fibroblast activation by suppressing mTOR and restoring autophagic flux

open access: yesFEBS Open Bio, EarlyView.
TGF‐β1 stimulation downregulates lysosomal channel TRPML1 in pulmonary fibroblasts. The TRPML1 agonist ML‐SA5 suppressed fibroblast‐to‐myofibroblast activation and collagen production. Mechanistically, ML‐SA5 inhibited mTOR phosphorylation, restored autophagic flux, and its effects were enhanced by rapamycin (mTOR inhibitor) and reversed by MHY1485 ...
Jiatong Yao   +10 more
wiley   +1 more source

The role of muscarinic receptors in the beneficial effects of adenosine against myocardial reperfusion injury in rats. [PDF]

open access: yesPLoS ONE, 2011
Adenosine, a catabolite of ATP, displays a wide variety of effects in the heart including regulation of cardiac response to myocardial ischemia and reperfusion injury.
Lei Sun   +8 more
doaj   +1 more source

A computer generated model of adenosine receptors rationalising binding and selectivity of receptor ligands

open access: yes, 1991
Computer graphic analyses on a broad spectrum of adenosine receptor ligands has shown that both the A1 and A2 adenosine receptors have three binding sites. The spatial relationship of these three binding sites has been defined.
Jayasuriya, Hiranthi   +4 more
core   +1 more source

Uncovering G Protein‐Coupled Receptors: Novel Targets and Biomarkers for Predicting Glioma Prognosis

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Background Low‐grade gliomas (LGG) exhibit significant heterogeneity and recurrence risk. G protein‐coupled receptors (GPCR) contribute to glioma malignant progression, but their prognostic value remains unclear. This work attempts to formulate a GPCR‐based outcome‐predicting model for LGG. Methods Based on TCGA LGG data, the enrichment scores
Jun Yang   +4 more
wiley   +1 more source

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