Results 11 to 20 of about 584,446 (261)

Improvement in RNA extraction from S. cerevisie by optimization in the autolysis and NH3 hydrolysis

open access: yesBrazilian Archives of Biology and Technology, 2011
The optimization of autolysis of Saccharomyces cerevisiae from brewery was studied aiming at the maximum ribonucleic acid extraction and yeast extract production.
Antonio Martins Oliveira   +1 more
doaj   +1 more source

Guanosine nucleotides regulate B2 kinin receptor affinity of agonists but not of antagonists: Discussion of a model proposing receptor precoupling to G protein [PDF]

open access: yes, 2000
The effect of nucleotides on binding of the B2 kinin (BK) receptor agonist {[}H-3]BK and the antagonist {[}H-3]NPC17731 to particulate fractions of human foreskin fibroblasts was studied.
Er Faussner   +3 more
core   +1 more source

Assessment of the palatability of Atlantic salmon by NMR spectroscopy

open access: yesПищевые системы, 2023
H-NMR spectroscopy was used to study the metabolic profile of Atlantic salmon muscle tissue during heat treatment and storage to assess the taste of products. It has been established that when steaming fish, the amount of compounds such as trimethylamine
L. S. Abramova   +3 more
doaj   +1 more source

Simultaneous quantification of 12 different nucleotides and nucleosides released from renal epithelium and in human urine samples using ion-pair reversed-phase HPLC [PDF]

open access: yes, 2012
Nucleotides and nucleosides are not only involved in cellular metabolism but also act extracellularly via P1 and P2 receptors, to elicit a wide variety of physiological and pathophysiological responses through paracrine and autocrine signalling pathways.
Claire M. Peppiatt-Wildman   +18 more
core   +1 more source

HPLC analysis of nucleotides [PDF]

open access: yes, 2017
This project developed a novel hydrophilic interaction chromatography method for the detection and identification of nucleotides. The method was validated by testing biological specimens; adult and neonatal saliva, and red and white blood cell extracts ...
Narayan, Vicrant S.
core   +1 more source

Comparison of nonvolatile taste components in 18 strong fragrance spices

open access: yesInternational Journal of Food Properties, 2020
In order to investigate the taste compounds of 18 strong fragrance spices, high performance liquid chromatography was used to determine the content of free amino acids, nucleotides and organic acids.
Wen Duan   +4 more
doaj   +1 more source

Nutritional Modulation of the Immune Response Mediated by Nucleotides in Canine Leishmaniosis

open access: yesMicroorganisms, 2021
Leishmaniasis is an emerging, uncontrolled, and neglected zoonotic disease. Climate change is contributing to its ongoing global expansion. The dog is the main reservoir; hence the importance of implementing effective treatment, prevention, and control ...
Sergi Segarra
doaj   +1 more source

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

Extracellular Nucleotides in the Regulation of Kidney Functions [PDF]

open access: yes, 2013
ATP is normally regarded as the major source of fuel for the energy-demanding processes within cells; however, ATP and other nucleotides (such as ADP, UTP, UDP) can be released from cells, where they act as autocrine or paracrine signaling molecules to ...
Kishore, Bellamkonda   +8 more
core   +1 more source

Nucleotides as Bacterial Second Messengers

open access: yes, 2023
In addition to comprising monomers of nucleic acids, nucleotides have signaling functions and act as second messengers in both prokaryotic and eukaryotic cells. The most common example is cyclic AMP (cAMP).
Claudia Guerrero-Barajas   +3 more
core   +1 more source

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