Results 11 to 20 of about 90,416 (304)

Nicotinamide adenine dinucleotide and the sirtuins caution: Pro‐cancer functions [PDF]

open access: yesAging Medicine, 2021
This scoping review aims to perform a brief but comprehensive assessment of existing peer‐reviewed literature and determine whether raising nicotinamide adenine dinucleotide can prevent or promote tumorigenesis. The examination of extensive peer‐reviewed
Raymond D. Palmer, Mauro Vaccarezza
doaj   +2 more sources

Adenine Nucleotide and Nicotinamide Adenine Dinucleotide Measurements in Plants [PDF]

open access: yesCurrent Protocols in Plant Biology, 2020
AbstractAs the principal co‐factors of many metabolic pathways, the measurement of both adenine nucleotides and nicotinamide adenine dinucleotide provides important information about cellular energy metabolism. However, given their rapid and reversible conversion as well as their relatively low concentration ranges, it is difficult to measure these ...
Zhang, Youjun   +4 more
core   +6 more sources

Nicotinamide adenine dinucleotide as a photocatalyst [PDF]

open access: yesScience Advances, 2019
Nicotinamide adenine dinucleotide functions as a molecular photocatalyst, distinct from its pivotal roles in biological processes.
Jinhyun Kim   +5 more
openaire   +6 more sources

The role of nicotinamide-β-adenine dinucleotide phosphate-H-cytochrome P450 oxidoreductase in the activation of cytochromes [PDF]

open access: yesBIO Web of Conferences
The aim of this theoretical study is to investigate the mechanisms of action of these enzymes in the context of metabolism in highly productive animals.
Popova Olga   +3 more
doaj   +2 more sources

A Prebiotic Pathway to Nicotinamide Adenine Dinucleotide [PDF]

open access: yesChemistry – A European Journal
AbstractEnzymes play a fundamental role in cellular metabolism. A wide range of enzymes require the presence of complementary coenzymes and cofactors to function properly. While coenzymes are believed to have been part of the last universal ancestor (LUCA) or have been present even earlier, the syntheses of crucial coenzymes like the redox‐active ...
Maximilian Bechtel   +2 more
openaire   +4 more sources

Molecular properties and regulation of NAD+ kinase (NADK)

open access: yesRedox Biology, 2023
Nicotinamide adenine dinucleotide (NAD+) kinase (NADK) phosphorylates NAD+, thereby producing nicotinamide adenine dinucleotide phosphate (NADP). Both NADK genes and the NADP(H)-producing mechanism are evolutionarily conserved among archaea, bacteria ...
Shin-ichi Oka   +3 more
doaj   +1 more source

Remote Limb Ischemic Postconditioning Protects Against Ischemic Stroke by Promoting Regulatory T Cells Thriving

open access: yesJournal of the American Heart Association: Cardiovascular and Cerebrovascular Disease, 2021
Background Remote limb ischemic postconditioning (RLIPoC) has been demonstrated to protect against ischemic stroke. However, the underlying mechanisms of RLIPoC mediating cross‐organ protection remain to be fully elucidated.
Hai‐Han Yu   +8 more
doaj   +1 more source

Progress in research on mechanism of nicotinamide adenine dinucleotide and its precursors against aging-related diseases

open access: yesZhongguo gonggong weisheng, 2023
Nicotinamide adenine dinucleotide (NAD+) is a coenzyme of various dehydrogenases, which plays an important role in physiological processes such as glycolysis and tricarboxylic acid cycle.
Shixiong ZHENG   +4 more
doaj   +1 more source

Niacin – a scoping review for Nordic Nutrition Recommendations 2023

open access: yesFood & Nutrition Research, 2023
Niacin is the precursor to pyridine nucleotides NAD (nicotinamide adenine dinucleotide) and NADP (nicotinamide adenine dinucleotide phosphate). Niacin (vitamin B3) is the common term for nicotinic acid, nicotinamide and derivatives that exhibit the ...
Riitta Freese, Vegard Lysne
doaj   +1 more source

Measurement of nicotinamide adenine dinucleotide & nicotinamide adenine dinucleotide phosphate in tomato leaves [PDF]

open access: yesPlant Physiology, 1962
As part of an investigation of the growth of tomato plants supplied with either nitrate or ammonium nitrogen (6), leaves were assayed for NAD4 and NADP. Anderson and Vennesland (1) assayed NAD and NADP in various green tissues and reported recoveries between 50 % and 85 % of NAD and NADP added to spinach leaf extracts.
J S, Graham, J S, Hawker
openaire   +2 more sources

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