Results 1 to 10 of about 9,338 (256)

Shock-Induced Degradation of Guanosine and Uridine Promoted by Nickel and Carbonate: Potential Applications [PDF]

open access: yesMolecules, 2023
Experimental studies of the degradation of two ribonucleosides (guanosine and uridine) were carried out by making use of mechanochemistry. Mechanochemical experiments reveal the decomposition of guanosine and uridine, promoted by nickel(II) and carbonate
Gustavo P. Maia   +3 more
doaj   +2 more sources

Mass Spectrometry-Based Targeted Serum Monomethylated Ribonucleosides Profiling for Early Detection of Breast Cancer

open access: yesFrontiers in Molecular Biosciences, 2021
RNA methylation plays a significant regulatory role in various of physiological activities and it has gradually become a hotspot of epigenetics in the past decade.
Kailun Xu, Shu Zheng, Cheng Guo
exaly   +3 more sources

Ribonucleoside Hydrolases–Structure, Functions, Physiological Role and Practical Uses [PDF]

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   +2 more sources

The taste of ribonucleosides: Novel macronutrients essential for larval growth are sensed by Drosophila gustatory receptor proteins [PDF]

open access: yesPLoS Biology, 2018
Animals employ various types of taste receptors to identify and discriminate between different nutritious food chemicals. These macronutrients are thought to fall into 3 major groups: carbohydrates/sugars, proteins/amino acids, and fats.
Hubert Amrein
exaly   +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

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   +2 more
exaly   +3 more sources

Ribonucleosides, Aminoacyl- and Peptidyl-RNA: Synthesis, Thermodynamics, and Structure

open access: diamondCHIMIA, 1999
Ribonucleosides, RNA and peptides are prepared to study non-covalent interactions of RNA, aminoacyl- and peptidyl-RNA. Techniques used include chemical synthesis in solution and on solid supports, UV- and NM-detected thermal denaturation, X-ray ...
Ewa Biala   +3 more
doaj   +2 more sources

Engineering a Bifunctional Fusion Purine/Pyrimidine Nucleoside Phosphorylase for the Production of Nucleoside Analogs [PDF]

open access: yesBiomolecules
Nucleoside phosphorylases (NPs) are pivotal enzymes in the salvage pathway, catalyzing the reversible phosphorolysis of nucleosides to produce nucleobases and α-D-ribose 1-phosphate.
Daniel Hormigo   +4 more
doaj   +2 more sources

An Efficient and Short Route for the Synthesis of Reverse Pyrrole Ribonucleosides

open access: goldJournal of the Brazilian Chemical Society, 2002
The synthesis of reverse pyrrole ribonucleosides methyl 5-C-(4-acetyl-5-methyl-pyrrol-1-yl)-2,3-O-isopropylidene-5-deoxy- beta-D-ribofuranoside (10), methyl 5-C-(4-ethoxycarbonyl-5-methyl-pyrrol-1-yl)-2,3-O-isopropylidene-5-deoxy- beta-D-ribofuranoside ...
Pereira Letícia O. R.   +3 more
doaj   +2 more sources

Efficient Biocatalytic Synthesis of Dihalogenated Purine Nucleoside Analogues Applying Thermodynamic Calculations [PDF]

open access: yes, 2020
The enzymatic synthesis of nucleoside analogues has been shown to be a sustainable and efficient alternative to chemical synthesis routes. In this study, dihalogenated nucleoside analogues were produced by thermostable nucleoside phosphorylases in ...
Giessmann, Robert T.   +9 more
core   +1 more source

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