Results 31 to 40 of about 340,942 (336)

Synthesis of 1,4-Disubstituted Mono and Bis-triazolocarbo-acyclonucleoside Analogues of 9-(4-Hydroxybutyl)guanine by Cu(I)-Catalyzed Click Azide-Alkyne Cycloaddition [PDF]

open access: yes, 2011
A series of novel mono-1,2,3-triazole and bis-1,2,3-triazole acyclonucleoside analogues of 9-(4-hydroxybutyl)guanine was prepared via copper(I)-catalyzed 1,3-dipolar cycloaddition of N-9 propargylpurine, N-1-propargylpyrimidines/as-triazine with the ...
Engels, Joachim W.   +2 more
core   +2 more sources

Nucleoside-modified mRNA vaccines induce potent T follicular helper and germinal center B cell responses

open access: yesJournal of Experimental Medicine, 2018
T follicular helper (Tfh) cells are required to develop germinal center (GC) responses and drive immunoglobulin class switch, affinity maturation, and long-term B cell memory.
N. Pardi   +38 more
semanticscholar   +1 more source

52-week efficacy and safety of telbivudine with conditional tenofovir intensification at week 24 in HBeAg-positive chronic Hepatitis B [PDF]

open access: yes, 2013
Background and Aims: The Roadmap concept is a therapeutic framework in chronic hepatitis B for the intensification of nucleoside analogue monotherapy based on early virologic response.
Aldo Trylesinski   +41 more
core   +10 more sources

Carbamate-Based Bolaamphiphile as Low-Molecular-Weight Hydrogelators

open access: yesGels, 2016
A new bolaamphiphile analog featuring carbamate moieties was synthesized in six steps starting from thymidine. The amphiphile structure exhibits nucleoside-sugar polar heads attached to a hydrophobic spacer via carbamate (urethane) functions.
Laurent Latxague   +5 more
doaj   +1 more source

Biogenesis of mitochondrial porin [PDF]

open access: yes, 1990
We review here the present knowledge about the pathway of import and assembly of porin into mitochondria and compare it to those of other mitochondrial proteins.
A. Grossmann   +74 more
core   +1 more source

GS-5734 and its parent nucleoside analog inhibit Filo-, Pneumo-, and Paramyxoviruses

open access: yesScientific Reports, 2017
GS-5734 is a monophosphate prodrug of an adenosine nucleoside analog that showed therapeutic efficacy in a non-human primate model of Ebola virus infection.
Michael K. Lo   +16 more
semanticscholar   +1 more source

Determination of total potentially available nucleosides in bovine milk [PDF]

open access: yes, 2010
Bovine colostrum and milk samples were collected from two herds over the course of the first month post-partum, pooled for each herd by stage of lactation and total potentially available nucleosides were determined.
Gill, Brendon D.   +2 more
core   +2 more sources

Nucleoside analogues for the treatment of coronavirus infections

open access: yesCurrent Opinion in Virology, 2019
Highlights • Coronaviruses (CoV) represent current and future risk for pandemic zoonotic infections.• Nucleoside analogues are highly active across multiple virus families.• CoVs encode a proofreading exoribonuclease that opposes inhibition by many ...
A. Pruijssers, M. Denison
semanticscholar   +1 more source

Adenosine as a signaling molecule in the retina: biochemical and developmental aspects

open access: yesAnais da Academia Brasileira de Ciências, 2002
The nucleoside adenosine plays an important role as a neurotransmitter or neuromodulator in the central nervous system, including the retina. In the present paper we review compelling evidence showing that adenosine is a signaling molecule in the ...
ROBERTO PAES-DE-CARVALHO
doaj   +1 more source

Identification of a Biosynthetic Gene Cluster Responsible for the Production of a New Pyrrolopyrimidine Natural Product—Huimycin

open access: yesBiomolecules, 2020
Pyrrolopyrimidines are an important class of natural products with a broad spectrum of biological activities, including antibacterial, antifungal, antiviral, anticancer or anti-inflammatory.
Hui Shuai   +3 more
doaj   +1 more source

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