Results 1 to 10 of about 26,264 (280)

DFT Based QSAR Study of Enzyme Ribonucleoside Diphosphate Reductase [PDF]

open access: goldE-Journal of Chemistry, 2010
Quantum chemical descriptors such as heat of formation, energy of HOMO, total energy, absolute hardness and chemical potential in different combinations have been used to develop QSAR models of inhibitors of enzyme ribonucleoside diphosphate reductase ...
Mohiuddin Ansari   +2 more
doaj   +2 more sources

Characterizing Benzo[a]pyrene Adducts in Transfer RNAs Using Liquid Chromatography Coupled with Tandem Mass Spectrometry (LC-MS/MS) [PDF]

open access: yesBiomedicines, 2023
The activated forms of the environmental pollutant benzo[a]pyrene (B[a]P), such as benzo[a]pyrene diol epoxide (BPDE), are known to cause damage to genomic DNA and proteins. However, the impact of BPDE on ribonucleic acid (RNA) remains unclear.
Cassandra Herbert   +4 more
doaj   +2 more sources

AMP‐dependent kinase stimulates the expression of αKlotho [PDF]

open access: yesFEBS Open Bio
Renal αKlotho along with fibroblast growth factor 23 regulates phosphate and vitamin D metabolism. Its cleavage yields soluble Klotho controlling intracellular processes.
Julia Vogt   +4 more
doaj   +2 more sources

Pyrimidine Biosynthesis and Ribonucleoside Metabolism in Species of Pseudomonas

open access: yesFermentation, 2023
Pyrimidine biosynthesis and ribonucleoside metabolism in species of Pseudomonas was the focus of this review, in relation to their current taxonomic assignments in different homology groups.
Thomas P. West
doaj   +1 more source

Ribonucleoside Hydrolases–Structure, Functions, Physiological Role and Practical Uses

open access: yesBiomolecules, 2023
Ribonucleoside hydrolases are enzymes that catalyze the cleavage of ribonucleosides to nitrogenous bases and ribose. These enzymes are found in many organisms: bacteria, archaea, protozoa, metazoans, yeasts, fungi and plants.
Leonid A. Shaposhnikov   +3 more
doaj   +1 more source

Two avian Plasmodium species trigger different transcriptional responses on their vector Culex pipiens

open access: yesMolecular Ecology, EarlyView., 2023
Abstract Malaria is a mosquito‐borne disease caused by protozoans of the genus Plasmodium that affects both humans and wildlife. The fitness consequences of infections by avian malaria are well known in birds, however, little information exists on its impact on mosquitoes.
Marta Garrigós   +4 more
wiley   +1 more source

Enhanced differentiation of isomeric RNA modifications by reducing the size of ions in ion mobility mass spectrometric measurements

open access: yesJournal of Analytical Science and Technology, 2020
With the ability to differentiate different molecular sizes, ion mobility spectrometry (IMS) has great potentials in the analysis of isomeric compounds. However, due to the lack of sensitivity and resolution, IMS has not been commonly used.
Hongzhou Wang   +2 more
doaj   +1 more source

Remdesivir increases mtDNA copy number causing mild alterations to oxidative phosphorylation

open access: yesScientific Reports, 2023
SARS-CoV-2 causes the severe respiratory disease COVID-19. Remdesivir (RDV) was the first fast-tracked FDA approved treatment drug for COVID-19. RDV acts as an antiviral ribonucleoside (adenosine) analogue that becomes active once it accumulates ...
Nicole DeFoor   +9 more
doaj   +1 more source

RRM2 expression in different molecular subtypes of breast cancer and its prognostic significance

open access: yesDiagnostic Pathology, 2022
Background Breast cancer is one of the most common types of cancer. Ribonucleotide reductase (RNR) is a heterodimeric tetramer consisting of two Ribonucleoside-diphosphate reductase large subunits (RRM1) and two Ribonucleoside-diphosphate reductase small
Manar Ahmed Abdel-Rahman   +2 more
doaj   +1 more source

Sensitivity of mitochondrial transcription and resistance of RNA polymerase II dependent nuclear transcription to antiviral ribonucleosides.

open access: yesPLoS Pathogens, 2012
Ribonucleoside analogues have potential utility as anti-viral, -parasitic, -bacterial and -cancer agents. However, their clinical applications have been limited by off target effects.
Jamie J Arnold   +18 more
doaj   +1 more source

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