Results 31 to 40 of about 489,446 (226)

Adenosine and preeclampsia [PDF]

open access: yesMolecular Aspects of Medicine, 2017
Adenosine is an endogenous nucleoside with pleiotropic effects in different physiological processes including circulation, renal blood flow, immune function, or glucose homeostasis. Changes in adenosine membrane transporters, adenosine receptors, and corresponding intracellular signalling network associate with development of pathologies of pregnancy ...
Fabián Pardo   +12 more
openaire   +6 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   +2 more sources

Targeting adenosine for cancer immunotherapy

open access: yesJournal of Immunotherapy for Cancer, 2018
Immune checkpoint antagonists (CTLA-4 and PD-1/PD-L1) and CAR T-cell therapies generate unparalleled durable responses in several cancers and have firmly established immunotherapy as a new pillar of cancer therapy.
R. Leone, L. Emens
semanticscholar   +1 more source

Metabolomic response of osteosarcoma cells to nanographene oxide-mediated hyperthermia [PDF]

open access: yesMater. Sci. Eng. C. 91, 340-348 (2018), 2021
Nanographene oxide (nGO)-mediated hyperthermia has been increasingly investigated as a localised, minimally invasive anticancer therapeutic approach. Near InfraRed (NIR) light irradiation for inducing hyperthermia is particularly attractive, because biological systems mostly lack chromophores that absorb in this spectral window, facilitating the ...
arxiv   +1 more source

A depletable pool of adenosine in area CA1 of the rat hippocampus [PDF]

open access: yes, 2001
Adenosine plays a major modulatory and neuroprotective role in the mammalian CNS. During cerebral metabolic stress, such as hypoxia or ischemia, the increase in extracellular adenosine inhibits excitatory synaptic transmission onto vulnerable neurons via
Caldwell, Darren   +4 more
core   +1 more source

NMR of $^{31}$P Nuclear Spin Singlet States in Organic Diphosphates [PDF]

open access: yes, 2021
$^{31}$P NMR and MRI are commonly used to study organophosphates that are central to cellular energy metabolism. In some molecules of interest, such as adenosine diphosphate (ADP) and nicotinamide adenine dinucleotide (NAD), pairs of coupled $^{31}$P nuclei in the diphosphate moiety should enable the creation of nuclear spin singlet states, which may ...
arxiv   +1 more source

Expanding a fluorescent RNA alphabet: synthesis, photophysics and utility of isothiazole-derived purine nucleoside surrogates. [PDF]

open access: yes, 2017
A series of emissive ribonucleoside purine mimics, all comprised of an isothiazolo[4,3-d]pyrimidine core, was prepared using a divergent pathway involving a key Thorpe-Ziegler cyclization.
Fin, Andrea   +2 more
core   +1 more source

Targeting Adenosine in Cancer Immunotherapy to Enhance T-Cell Function

open access: yesFrontiers in Immunology, 2019
T cells play a critical role in cancer control, but a range of potent immunosuppressive mechanisms can be upregulated in the tumor microenvironment (TME) to abrogate their activity.
S. Viganó   +6 more
semanticscholar   +1 more source

A population of immature cerebellar parallel fibre synapses are insensitive to adenosine but are inhibited by hypoxia [PDF]

open access: yes, 2011
The purine adenosine plays an important role in a number of physiological and pathological processes and is neuroprotective during hypoxia and ischemia.
Atterbury, Alison, Wall, Mark J.
core   +1 more source

The 2.6 Angstrom Crystal Structure of a Human A2A Adenosine Receptor Bound to an Antagonist

open access: yesScience, 2008
The adenosine class of heterotrimeric guanine nucleotide–binding protein (G protein)–coupled receptors (GPCRs) mediates the important role of extracellular adenosine in many physiological processes and is antagonized by caffeine.
Veli-Pekka Jaakola   +7 more
semanticscholar   +1 more source

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