Results 91 to 100 of about 77,275 (204)

Editorial: “Purinergic Signaling 2020: The State-of-The-Art Commented by the Members of the Italian Purine Club”

open access: yesFrontiers in Pharmacology, 2021
Francisco Ciruela   +7 more
doaj   +1 more source

Coupling times with ambiguities for particle systems and applications to context-dependent DNA substitution models

open access: yes, 2007
We define a notion of coupling time with ambiguities for interacting particle systems, and show how this can be used to prove ergodicity and to bound the convergence time to equilibrium and the decay of correlations at equilibrium.
Bérard, Jean, Piau, Didier
core   +1 more source

Nitrogen-Centered Radicals Derived from Azidonucleosides

open access: yesMolecules
Azido-modified nucleosides have been extensively explored as substrates for click chemistry and the metabolic labeling of DNA and RNA. These compounds are also of interest as precursors for further synthetic elaboration and as therapeutic agents.
Yahaira Reyes   +2 more
doaj   +1 more source

The search for and identification of amino acids, nucleobases and nucleosides in samples returned from Mars [PDF]

open access: yes
An investigation of the returned Mars samples for biologically important organic compounds, with emphasis on amino acid, the puring and pyrimidine bases, and nucleosides is proposed.
Gehrke, Charles W.   +4 more
core   +1 more source

purine

open access: yes
Citation: 'purine' in the IUPAC Compendium of Chemical Terminology, 5th ed.; International Union of Pure and Applied Chemistry; 2025. Online version 5.0.0, 2025. 10.1351/goldbook.09717 • License: The IUPAC Gold Book is licensed under Creative Commons Attribution-ShareAlike CC BY-SA 4.0 International for individual terms.
openaire   +1 more source

Increased Generation of Hypoxanthine

open access: yesJACC: Basic to Translational Science
Katrin Schäfer, MD
doaj   +1 more source

A Novel Multimodal LC-MS/MS Panel for the Comprehensive Diagnosis of Neurometabolic Disorders in CSF. [PDF]

open access: yesJ Inherit Metab Dis
Christ S   +8 more
europepmc   +1 more source

De novo nucleotide biosynthesis and its dynamic regulation are crucial for systemic infection by extraintestinal Escherichia coli. [PDF]

open access: yesPLoS Pathog
Zhang C   +12 more
europepmc   +1 more source

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