Results 61 to 70 of about 489,446 (226)

Synthesis and Biological Evaluation of a Novel C8-Pyrrolobenzodiazepine (PBD) Adenosine Conjugate. A Study on the Role of the PBD Ring in the Biological Activity of PBD-Conjugates [PDF]

open access: yes, 2020
Here we sought to evaluate the contribution of the PBD unit to the biological activity of PBD-conjugates and, to this end, an adenosine nucleoside was attached to the PBD A-ring C8 position.
Bhakta, Sanjib   +4 more
core   +3 more sources

Research progress on adenosine in central nervous system diseases

open access: yesCNS Neuroscience & Therapeutics, 2019
As an endogenous neuroprotectant agent, adenosine is extensively distributed and is particularly abundant in the central nervous system (CNS). Under physiological conditions, the concentration of adenosine is low intra‐ and extracellularly, but increases
Yingjiao Liu   +7 more
semanticscholar   +1 more source

Distinct dysregulated pathways in sporadic and Lynch syndrome‐associated colorectal cancer offer insights for targeted treatment

open access: yesFEBS Letters, EarlyView.
This study explores the distinct molecular mechanisms underlying Lynch syndrome‐associated and sporadic colorectal cancer (CRC). By highlighting the therapeutic potential of targeting the PI3K‐Akt pathway in Lynch syndrome‐associated CRC and the Wnt pathway in sporadic CRC, the findings open avenues for personalised treatment strategies, aiming to ...
May J. Krause   +2 more
wiley   +1 more source

Wakefulness affects synaptic and network activity by increasing extracellular astrocyte-derived adenosine [PDF]

open access: yes, 2012
Loss of sleep causes an increase in sleep drive and deficits in hippocampal-dependent memory. Both of these responses are thought to require activation of adenosine A1 receptors (adorA1Rs) and release of transmitter molecules including ATP, which is ...
Dale, Nicholas   +3 more
core   +2 more sources

A Metabolic Immune Checkpoint: Adenosine in Tumor Microenvironment

open access: yesFrontiers in Immunology, 2016
Within tumors, some areas are less oxygenated than others. Since their home ground is under chronic hypoxia, tumor cells adapt to this condition by activating aerobic glycolysis; however, this hypoxic environment is very harsh for incoming immune cells ...
A. Ohta
semanticscholar   +1 more source

Mycobacterial adenosine kinase is not a typical adenosine kinase [PDF]

open access: yesFEBS Letters, 2009
Adenosine kinase (AK) is only found in eukaryotes. Recently, a Mycobacterium tuberculosis (MTub) protein exhibiting greater sequence similarity to ribokinases (RK) was identified as AK. We have expressed AKs from MTub, human and Chinese hamster (CH) cells in Escherichia coli and also AK from human and MTub in AK‐deficient CH cells. While both E.
Bhag Singh, Jae Park, Radhey S. Gupta
openaire   +3 more sources

The power of microRNA regulation—insights into immunity and metabolism

open access: yesFEBS Letters, EarlyView.
MicroRNAs are emerging as crucial regulators at the intersection of metabolism and immunity. This review examines how miRNAs coordinate glucose and lipid metabolism while simultaneously modulating T‐cell development and immune responses. Moreover, it highlights how cutting‐edge artificial intelligence applications can identify miRNA biomarkers ...
Stefania Oliveto   +2 more
wiley   +1 more source

Coupling of actin hydrolysis and polymerization: Reduced description with two nucleotide states [PDF]

open access: yesEPL 89, 38010 (2010), 2011
The polymerization of actin filaments is coupled to the hydrolysis of adenosine triphosphate (ATP), which involves both the cleavage of ATP and the release of inorganic phosphate. We describe hydrolysis by a reduced two-state model with a cooperative cleavage mechanism, where the cleavage rate depends on the state of the neighboring actin protomer in a
arxiv   +1 more source

Biosensor measurement of purine release from cerebellar cultures and slices [PDF]

open access: yes, 2010
We have previously described an action-potential and Ca2+-dependent form of adenosine release in the molecular layer of cerebellar slices. The most likely source of the adenosine is the parallel fibres, the axons of granule cells. Using microelectrode
Dale, Nicholas   +2 more
core   +2 more sources

Targeting the adenosine 2A receptor enhances chimeric antigen receptor T cell efficacy

open access: yesJournal of Clinical Investigation, 2017
Chimeric antigen receptor (CAR) T cells have been highly successful in treating hematological malignancies, including acute and chronic lymphoblastic leukemia.
P. Beavis   +17 more
semanticscholar   +1 more source

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