Results 61 to 70 of about 761,247 (215)

Optimization of 1H‐MRS methods for large‐volume acquisition of low‐concentration downfield resonances at 3 T and 7 T

open access: yesMagnetic Resonance in Medicine, Volume 93, Issue 1, Page 18-30, January 2025.
Abstract Purpose This goal of this study was to optimize spectrally selective 1H‐MRS methods for large‐volume acquisition of low‐concentration metabolites with downfield resonances at 7 T and 3 T, with particular attention paid to detection of nicotinamide adenine dinucleotide (NAD+) and tryptophan.
Neil E. Wilson   +5 more
wiley   +1 more source

Corporate Social Responsibility of Organizations as Part of a Quality Management System

open access: yesProduction Engineering Archives, 2021
The paper deals with the topic of social responsibility in selected organizations in the Czech Republic. This topic is mainly associated with the requirements for economical and ecological production.
Střihavková Elena   +2 more
doaj   +1 more source

Pathway analysis of NAD+ metabolism [PDF]

open access: yesBiochemical Journal, 2011
NAD+ is well known as a crucial cofactor in the redox balance of metabolism. Moreover, NAD+ is degraded in ADP-ribosyl transfer reactions, which are important components of multitudinous signalling reactions. These include reactions linked to DNA repair and aging.
Toni I. Gossmann   +5 more
openaire   +4 more sources

Effect of Dietary Ketosis and Nicotinamide Riboside on Hippocampal Krebs Cycle Intermediates and Mitochondrial Energetics in a DNA Repair‐Deficient 3xTg/POLβ+/− Alzheimer Disease Mouse Model

open access: yesJournal of Neurochemistry, Volume 169, Issue 1, January 2025.
Alzheimer disease causes neurodegeneration of the hippocampus. It impedes brain glucose metabolism and impairs mitochondrial energy along electron transport chain (ETC). Will a ketone‐based diet with nicotinamide riboside restore hippocampal energy in an Alzheimer mouse model?
Robert Pawlosky   +5 more
wiley   +1 more source

Structural enzymology comparisons of multifunctional enzyme, type‐1 (MFE1): the flexibility of its dehydrogenase part

open access: yesFEBS Open Bio, Volume 7, Issue 12, Page 1830-1842, December 2017., 2017
Multifunctional enzyme, type‐1 (MFE1) is a monomeric enzyme, with a 2E‐enoyl‐CoA hydratase (blue, green) and a 3S‐hydroxyacyl‐CoA dehydrogenase (HAD, orange, red, yellow) active site. The mode of binding of acetoacetyl‐CoA (hydratase part) and NAD+ (HAD part), shown as ball‐and‐stick models, is described.
Prasad Kasaragod   +6 more
wiley   +1 more source

NAD tagSeq reveals that NAD+-capped RNAs are mostly produced from a large number of protein-coding genes in Arabidopsis. [PDF]

open access: yes, 2019
The 5' end of a eukaryotic mRNA transcript generally has a 7-methylguanosine (m7G) cap that protects mRNA from degradation and mediates almost all other aspects of gene expression.
Cai, Zongwei   +7 more
core  

Evaluation of NAD(+)-dependent DNA ligase of mycobacteria as a potential target for antibiotics [PDF]

open access: yes, 2007
Mycobacteria contain genes for several DNA ligases, including ligA, which encodes a NAD+-dependent enzyme that has been postulated to be a target for novel antibacterial compounds.
Bowater, Richard P.   +6 more
core   +2 more sources

Dual treatment with kynurenine pathway inhibitors and NAD+ precursors synergistically extends life span in Drosophila

open access: yesAging Cell, Volume 23, Issue 4, April 2024.
Our study explores the impact of kynurenine pathway (KP) modulation and NAD+ supplementation on aging Drosophila. We found that KP inhibition combined with NAD+ precursors significantly enhances physical performance and extends life span. These findings suggest that targeted interventions in KP and NAD+ metabolism can synergistically improve health ...
Mariann M. Gabrawy   +18 more
wiley   +1 more source

Whole blood NAD and NADP concentrations are not depressed in subjects with clinical pellagra [PDF]

open access: yes, 2007
Population surveys for niacin deficiency are normally based on clinical signs or on biochemical measurements of urinary niacin metabolites. Status may also be determined by measurement of whole blood NAD and NADP concentrations. To compare these methods,
Cheung, E   +5 more
core   +2 more sources

Bioprospecting of a Novel Plant Growth-Promoting Bacterium Bacillus altitudinis KP-14 for Enhancing Miscanthus × giganteus Growth in Metals Contaminated Soil

open access: yesBiology, 2020
Use of plant growth-promoting bacteria (PGPB) for cultivation of the biofuel crop Miscanthus × giganteus (Mxg) in post-military and post-mining sites is a promising approach for the bioremediation of soils contaminated by metals.
Kumar Pranaw   +3 more
doaj   +1 more source

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