Results 81 to 90 of about 82,908 (301)

Affinity‐Based Interactome Mapping of Inositol Pyrophosphates Reveals 4/6‐PP‐InsP5‐Binding Proteins in Plants

open access: yesAdvanced Science, EarlyView.
ABSTRACT Inositol pyrophosphates (PP‐InsPs) are central regulators of eukaryotic signaling events. While certain PP‐InsP isomers have been conclusively linked to the regulation of phosphate homeostasis through interaction with SPX domain‐containing proteins in plants, the functions of the recently discovered isomer 4/6‐PP‐InsP5 remain largely unknown ...
Kevin Ritter   +10 more
wiley   +1 more source

A Straightforward Diphenylmethyl Protection Method and Deprotection of Some Pyrimidine Nucleosides

open access: yesMolecules, 2013
Benzhydryl protection of primary and secondary alcohols has been reported previously via reaction with metal alcoholates. Our aim was to find generally useful and very mild conditions for the alcoholic protection and deprotection of nucleosides with the ...
Arthur van Aerschot, Milind Saudi
doaj   +1 more source

1,3-Dipolar Cycloaddition (Part I): Synthesis of 1,2,3-Triazole Derivatives in Nucleoside Chemistry [PDF]

open access: yesKemija u Industriji, 2015
Copper catalysed Huisgen 1,3-dipolar cycloaddition of azides and alkynes which leads to 1,4-disubstituted-1,2,3-triazoles is a frequently used method in synthetic organic chemistry.
Saftić D.   +3 more
doaj   +1 more source

DNA Methylation in Acacia mangium ln vitro and Ex-vitro buds, in relation to their within-shoot position, age and leaf morphology of the shoots [PDF]

open access: yes, 2009
DNA methylation was analyzed in Acacia mangium Willd. buds collected from in vitro and field growing shoots from the same clone and its juvenile offspring.
Baurens, Franc-Christophe   +5 more
core   +1 more source

SDS‐CRISPR for Single‐Nucleotide Variant Detection

open access: yesAdvanced Science, EarlyView.
Structure‐disruption‐sensitive CRISPR (SDS‐CRISPR) converts structural instability into single‐nucleotide precision, thereby overcoming mismatch tolerance in canonical Cas12a and enabling versatile diagnostics across DNA, RNA, and microRNA targets. When applied to rapid IDH1 mutation detection for glioma genotyping and integrated with lateral‐flow ...
Xin Guan   +12 more
wiley   +1 more source

Synthesis and Biological Activity of Reversed Pyrimidine Nucleosides

open access: yesCroatica Chemica Acta, 2015
An efficient approach to reversed nucleosides which enables their synthesis in gram quantities is described. N-1′-Pyrimidine reversed nucleosides were prepared by treating of the sodium salt of pyrimidine bases with protected 5-tosyl ribose ...
Nataša Župančić   +5 more
doaj   +1 more source

Inhibition of Tyrosyl-DNA Phosphodiesterase 1 by Lipophilic Pyrimidine Nucleosides

open access: yesMolecules, 2020
Inhibition of DNA repair enzymes tyrosyl-DNA phosphodiesterase 1 and poly(ADP-ribose)polymerases 1 and 2 in the presence of pyrimidine nucleoside derivatives was studied here. New effective Tdp1 inhibitors were found in a series of nucleoside derivatives
Alexandra L. Zakharenko   +8 more
doaj   +1 more source

Palmitic Acid Promotes Antiviral Innate Immunity via ZDHHC20‐Mediated CMPK2 Palmitoylation

open access: yesAdvanced Science, EarlyView.
Metabolites have important functions in innate immune activation and regulation. Wang et al. uncover metabolic regulation of antiviral immunity through CMPK2 palmitoylation, which regulates CMPK2 mitochondrial localization and is promoted by ZDHHC20 but reversed by PPT1, inhibition of which antagonizes viral infection in mice.
Yujia Wang   +4 more
wiley   +1 more source

Synthesis and Antiviral Activity of a Series of 2′-C-Methyl-4′-thionucleoside Monophosphate Prodrugs

open access: yesMolecules, 2020
The NS5B RNA-dependent RNA polymerase of the hepatitis C virus (HCV) is a validated target for nucleoside antiviral drug therapy. We endeavored to synthesize and test a series of 4′-thionucleosides with a monophosphate prodrug moiety for their antiviral ...
Zackery W. Dentmon   +2 more
doaj   +1 more source

Clinical and biochemical improvements in a patient with MNGIE following enzyme replacement. [PDF]

open access: yes, 2013
Mitochondrial neurogastrointestinal encephalomyopathy (MNGIE) is a rare autosomal recessive metabolic disorder caused by a deficiency of thymidine phosphorylase (TP, EC2.4.2.4) due to mutations in the nuclear gene TYMP.
Bain, MD   +5 more
core   +1 more source

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