Results 131 to 140 of about 251,788 (307)

Membrane‐Permeable Nucleoside T‐1106 Diphosphate and Triphosphate Analogues as Antiviral Pronucleotides

open access: yesChemistry – A European Journal, EarlyView.
Favipiravir (T‐705) and the non‐fluorinated counterpart (T‐1106) are antiviral agents that inhibit the RNA‐dependent RNA polymerase (RdRp) of various RNA viruses. The antiviral efficacy of nucleoside analogues is strongly dependent on their intracellular activation by cellular kinases to produce their corresponding triphosphate metabolites (T‐705‐RTP ...
Chris Meier   +7 more
wiley   +1 more source

Helical Folding of Abiotic Chiral Poly(phosphodiester)s

open access: yesChemistry – A European Journal, EarlyView.
Design and structural analysis of a new class of phosphodiester foldamers are presented. These oligomers that fold into single helical architecture showed length and temperature stability dependence comparable to DNA duplexes. ABSTRACT Functions of biomolecules are intimately linked to their structures which result from the folding of a linear sequence
Ranajit Barman   +3 more
wiley   +1 more source

Nucleoside Triphosphate-Nucleoside Diphosphate Transphosphorylase (Nucleoside Diphosphokinase)

open access: yesJournal of Biological Chemistry, 1973
Richard Palmieri   +5 more
openaire   +1 more source

Fully Reversible Regulation of 8‐17 DNAzyme Activity Using Nucleoside‐Based Diarylethenes

open access: yesChemistry – A European Journal, EarlyView.
The site‐specific incorporation of nucleosidic diarylethenes into the 8–17 deoxyribozyme (DNAzyme) identified position 2.1 as optimal. Compound dU‐PhtBu enabled efficient light‐dependent control of catalytic activity, while maintaining thermal stability and reversibility.
Jörn Bargstedt   +3 more
wiley   +1 more source

Absorption of pyrimidines, purines and nucleosides by Li, Na, Mg, and Ca montmorillonite /clay organic studies 12/ [PDF]

open access: yes
Absorption of purines, pyrimidines, and nucleoside in aqueous solution by montmorillionite occurring as cation exchange ...
Brindley, G. W.   +2 more
core   +1 more source

Guidelines for the Use of Antiretroviral Agents in Pediatric HIV Infection [PDF]

open access: yes, 2003
Although the pathogenesis of human immunodeficiency virus (HIV) infection and the general virologic and immunologic principles underlying the use of antiretroviral therapy are similar for all HIV-infected persons, there are unique considerations needed ...
Antiretroviral Therapy and Medical Management of HIV-Infected Children, ATMMHC   +3 more
core  

Nucleoside Triphosphate-Nucleoside Diphosphate Transphosphorylase (Nucleoside Diphosphokinase)

open access: yesJournal of Biological Chemistry, 1964
Robert L. Ratliff   +3 more
openaire   +1 more source

Bemnifosbuvir: An HCV NS5B Inhibitor With Multiple Modes of Action

open access: yesClinical Pharmacology &Therapeutics, EarlyView.
Bemnifosbuvir (BEM) is a potent, pan‐genotypic inhibitor targeting the hepatitis C virus (HCV) NS5B polymerase. Its antiviral activity was evaluated in an ascending dose phase I clinical trial involving 30 patients treated once a day for 7 days. After treatment initiation, plasma HCV RNA declined in a biphasic manner with a mean reduction of 2.3 log10 ...
Carolin Zitzmann   +4 more
wiley   +1 more source

1,1‐Disubstituted Vinylbromides: Versatile Building Blocks for the Synthesis of Nitrogen‐Containing Heterocycles

open access: yesEuropean Journal of Organic Chemistry, EarlyView.
1,1‐Disubstituted vinylbromides are key intermediates for constructing nitrogen‐containing heterocycles. This review provides an overview of the synthetic applications of 1,1‐disubstituted vinylbromides and summarizes recent developments in reaction methodologies, mechanistic insights, and the structural diversity of N‐heterocyclic compounds accessible
Anne Westermeyer   +6 more
wiley   +1 more source

Vaginal host–microbe signatures linked to placental outcomes in mares

open access: yesEquine Veterinary Journal, EarlyView.
Abstract Background Ascending placentitis is a leading cause of late‐term pregnancy loss in mares. Although pathogens are presumed to ascend from the caudal reproductive tract, the association between the vaginal microbiome and placentitis has not been systematically examined.
Machteld van Heule   +7 more
wiley   +1 more source

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