Results 1 to 10 of about 193,772 (411)

Nucleobases, nucleosides, and nucleotides: versatile biomolecules for generating functional nanomaterials

open access: yesChemical Society Reviews, 2018
The incorporation of biomolecules into nanomaterials generates functional nanosystems with novel and advanced properties, presenting great potential for applications in various fields.
Fang Pu, Jinsong Ren, Xiaogang Qu
exaly   +2 more sources

Marine Nucleosides: Structure, Bioactivity, Synthesis and Biosynthesis

open access: yesMarine Drugs, 2014
Nucleosides are glycosylamines that structurally form part of nucleotide molecules, the building block of DNA and RNA. Both nucleosides and nucleotides are vital components of all living cells and involved in several key biological processes.
Ri-Ming Huang   +5 more
doaj   +2 more sources

Metabolism, Biochemical Actions, and Chemical Synthesis of Anticancer Nucleosides, Nucleotides, and Base Analogs

open access: yesChemical Reviews, 2016
Nucleoside, nucleotide, and base analogs have been in the clinic for decades to treat both viral pathogens and neoplasms. More than 20% of patients on anticancer chemotherapy have been treated with one or more of these analogs. This review focuses on the
Raymond F Schinazi
exaly   +2 more sources

Bacteria-specific modified nucleoside is released and elevated in urine of patients with bacterial infections [PDF]

open access: yesmBio
Over 170 types of chemical modifications have been identified in cellular RNAs across the three domains of life. Modified RNA is eventually degraded to constituent nucleosides, and in mammals, modified nucleosides are released into the extracellular ...
Ryosuke Yamamura   +15 more
doaj   +2 more sources

Urinary nucleosides as biomarkers of breast, colon, lung, and gastric cancer in Taiwanese.

open access: yesPLoS ONE, 2013
Urinary nucleosides are associated with many types of cancer. In this study, six targeted urinary nucleosides, namely adenosine, cytidine, 3-methylcytidine, 1-methyladenosine, inosine, and 2-deoxyguanosine, were chosen to evaluate their role as ...
Wei-Yi Hsu   +5 more
doaj   +2 more sources

Strained Conformations of Nucleosides in Active Sites of Nucleoside Phosphorylases [PDF]

open access: yesBiomolecules, 2020
Nucleoside phosphorylases catalyze the reversible phosphorolysis of nucleosides to heterocyclic bases, giving α-d-ribose-1-phosphate or α-d-2-deoxyribose-1-phosphate. These enzymes are involved in salvage pathways of nucleoside biosynthesis. The level of
Irina A. Il’icheva   +2 more
doaj   +3 more sources

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
Katherine L Seley-radtke
exaly   +2 more sources

Interaction of Nucleosides and Related Compounds with Nucleic Acids as Indicated by the Change of Helix-Coil Transition Temperature [PDF]

open access: green, 1962
A series of compounds has been tested for effectiveness in lowering the melting temperature of poly A and of thymus DNA. The order of increasing activity was found to be: adonitol, methyl riboside (both negligible) < cyclohexanol < phenol, pyrimidine ...
Helmkamp, G. K.   +2 more
core   +2 more sources

Palladium-Catalyzed Modification of Unprotected Nucleosides, Nucleotides, and Oligonucleotides

open access: yesMolecules, 2015
Synthetic modification of nucleoside structures provides access to molecules of interest as pharmaceuticals, biochemical probes, and models to study diseases.
Kevin H. Shaughnessy
doaj   +2 more sources

Nucleoside Triphosphate-Nucleoside Diphosphate Transphosphorylase (Nucleoside Diphosphokinase)

open access: hybridJournal of Biological Chemistry, 1964
Abstract Previous physical studies from this laboratory by sedimentation velocity and diffusion and by sedimentation equilibrium (Yue, R. H., Ratliff, R. L., and Kuby, S. A. (1967) Biochemistry 6, 2923–2932) have permitted an assignment of the kinetic molecular weight of the crystalline brewers' yeast nucleoside diphosphokinase, namely 102,000 (±2,000)
Robert L. Ratliff   +3 more
openalex   +3 more sources

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