Results 21 to 30 of about 551,715 (314)

Characterisation of multiple substrate-specific (d)ITP/(d)XTPase and modelling of deaminated purine nucleotide metabolism [PDF]

open access: yes, 2011
To be viable, organisms possess a number of (deoxy)nucleotide phosphohydrolases, which hydrolyze these nucleotides removing them from the active NTP and dNTP pools. Deamination of purine bases can result in accumulation of such nucleotides as ITP, dITP,
Davies, Oluwafemi   +8 more
core   +1 more source

Cerium Phosphate-Assisted Formation of Nucleosides and Nucleotides from Formamide in a One-Pot (Photo)catalytic Reaction

open access: yes, 2023
The abiotic formation of nucleotides from small, simple molecules is of large interest in the context of elucidating the origin of life scenario. In what follows it is shown that nucleosides and nucleotides can be formed from formamide in a one-pot ...
Nitai, Arbell   +3 more
core   +1 more source

Metal Ions Sensing by Biodots Prepared from DNA, RNA, and Nucleotides

open access: yesBiosensors, 2021
Nucleic acids that exhibit a high affinity toward noble and transition metal ions have attracted growing attention in the fields of metal ion sensing, toxic metal ion removal, and the construction of functional metal nanostructures.
Maofei Wang   +3 more
doaj   +1 more source

The effect of extracellular nucleotides on cytokine production and phagocytosis of macrophages [PDF]

open access: yes, 2014
Bacterial sepsis is a severe clinical condition, leading to severe sepsis, septic shock, and death. The complex pathophysiology of sepsis is not yet fully understood.
Hänsli, Christof Karl
core   +1 more source

Synthesis of Mixed Dinucleotides by Mechanochemistry

open access: yesMolecules, 2022
We report the synthesis of vitamin B1, B2, and B3 derived nucleotides and dinucleotides generated either through mechanochemical or solution phase chemistry.
Faisal Hayat   +3 more
doaj   +1 more source

Chemistry and Biological Activities of the Marine Sponges of the Genera Mycale (Arenochalina), Biemna and Clathria

open access: yesMarine Drugs, 2018
Over the past seven decades, particularly since the discovery of the first marine-derived nucleosides, spongothymidine and spongouridine, from the Caribbean sponge Cryptotethya crypta in the early 1950s, marine natural products have emerged as unique ...
Amr El-Demerdash   +5 more
doaj   +1 more source

Effects of nucleotides administration on growth performance and immune response of post-weaning piglets

open access: yesItalian Journal of Animal Science, 2020
The aim of this study was to assess the effect of nucleotides administration on growth performance and immune response in post-weaning piglets. Twenty-eight male weaned piglets, homogeneous for age and weight were randomly allocated to two experimental ...
Vera Perricone   +8 more
doaj   +1 more source

Dietary Supplementation with Nucleotides, Short-Chain Fructooligosaccharides, Xylooligosaccharides, Beta-Carotene and Vitamin E Influences Immune Function in Kittens

open access: yesAnimals, 2023
Nucleotides, short-chain fructooligosaccharides (scFOS), xylooligosaccharides (XOS), β-carotene and vitamin E are reported to enhance immune function; however, the evidence of this in cats is limited.
Jujhar Atwal   +7 more
doaj   +1 more source

Development of a machine learning potential for nucleotides in water [PDF]

open access: yes, 2022
Recent experimental research showed that nucleotides, under favorable conditions of temperature and concentration, can self-assemble into liquid crystals. The mechanism involves the stacking of nucleotides into columnar aggregates. It has been proposed
Martina, Riccardo
core  

ROLE OF PURINERGIC RECEPTORS IN IMMUNE RESPONSE

open access: yesЖурнал микробиологии, эпидемиологии и иммунобиологии, 2016
Purine receptors are located on immune and somatic cells of animal and human organisms. Summation of signals from purine and TOLL-like receptors takes place on the level of inflammasome formation and results in summation of the first and second signals ...
I. B. Semenova
doaj   +1 more source

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