Results 21 to 30 of about 151,614 (341)

Identification of tRNA nucleoside modification genes critical for stress response and development in rice and Arabidopsis

open access: yesBMC Plant Biology, 2017
Background Modification of nucleosides on transfer RNA (tRNA) is important either for correct mRNA decoding process or for tRNA structural stabilization.
Youmei Wang   +6 more
doaj   +1 more source

In ovo Administration of Nucleosides Improved the Performance, Apparent Metabolizable Energy and Gut Development in Broiler Chickens

open access: yesFrontiers in Veterinary Science, 2020
An in ovo study on the effect of the administration of a combination of nucleosides (25, 50, and 100 mg/egg) on hatchability, growth performance, energy metabolizability, and intestinal morphology in broilers was carried out.
Marappan Gopi   +9 more
doaj   +1 more source

Identification and quantification of modified nucleosides in Saccharomyces cerevisiae mRNAs

open access: yesbioRxiv, 2018
Post-transcriptional nucleoside modifications have long been recognized as key modulators of non-coding RNA structure and function. There is an emerging appreciation that the chemical modification of protein-coding messenger RNAs (mRNAs) also plays ...
Mehmet Tardu, Q. Lin, Kristin S. Koutmou
semanticscholar   +1 more source

Structural basis of nucleoside and nucleoside drug selectivity by concentrative nucleoside transporters

open access: yeseLife, 2014
Concentrative nucleoside transporters (CNTs) are responsible for cellular entry of nucleosides, which serve as precursors to nucleic acids and act as signaling molecules. CNTs also play a crucial role in the uptake of nucleoside-derived drugs, including anticancer and antiviral agents.
Minhee Lee   +6 more
openaire   +4 more sources

Chemical and Conformational Diversity of Modified Nucleosides Affects tRNA Structure and Function

open access: yesBiomolecules, 2017
RNAs are central to all gene expression through the control of protein synthesis. Four major nucleosides, adenosine, guanosine, cytidine and uridine, compose RNAs and provide sequence variation, but are limited in contributions to structural variation as
Ville Y. P. Väre   +4 more
semanticscholar   +1 more source

A One-Pot Approach to Novel Pyridazine C-Nucleosides

open access: yesMolecules, 2021
The synthesis of glycosides and modified nucleosides represents a wide research field in organic chemistry. The classical methodology is based on coupling reactions between a glycosyl donor and an acceptor.
Flavio Cermola   +4 more
doaj   +1 more source

Determination and comparative analysis of 13 nucleosides and nucleobases in natural fruiting body of Ophiocordyceps sinensis and its substitutes

open access: yesMycology, 2017
Nucleosides and nucleobases are one of the most important indicators of quality control. A sensitive and reliable high performance liquid chromatography-ultraviolet method was applied to analyse 13 nucleosides and nucleobases simultaneously in 15 batches
Wenming Cheng   +6 more
doaj   +1 more source

Recent advances in synthetic approaches for medicinal chemistry of C-nucleosides

open access: yesBeilstein Journal of Organic Chemistry, 2018
C-nucleosides have intrigued biologists and medicinal chemists since their discovery in 1950's. In that regard, C-nucleosides and their synthetic analogues have resulted in promising leads in drug design. Concurrently, advances in chemical syntheses have
Kartik W Temburnikar, K. Seley‐Radtke
semanticscholar   +1 more source

Optimisation of the lipase-catalysed preparation of a nucleoside prodrug model using an experimental design methodology

open access: yesQuímica Nova, 2004
The preparation of 2', 3'-di-O-hexanoyluridine (2) by a Candida antarctica B lipase-catalysed alcoholysis of 2', 3', 5'-tri-O-hexanoyluridine (1) was optimised using an experimental design.
María A. Zinni   +3 more
doaj   +1 more source

Synthesis and Pharmacological Evaluation of Modified Adenosines Joined to Mono-Functional Platinum Moieties

open access: yesMolecules, 2014
The synthesis of four novel platinum complexes, bearing N6-(6-amino-hexyl)adenosine or a 1,6-di(adenosin-N6-yl)-hexane respectively, as ligands of mono-functional cisplatin or monochloro(ethylendiamine)platinum(II), is reported.
Stefano D'Errico   +10 more
doaj   +1 more source

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