Results 31 to 40 of about 56,952 (277)

Cytosolic Redox Status of Wine Yeast (Saccharomyces Cerevisiae) under Hyperosmotic Stress during Icewine Fermentation

open access: yesFermentation, 2017
Acetic acid is undesired in Icewine. It is unclear whether its production by fermenting yeast is linked to the nicotinamide adenine dinucleotide (NAD+/NADH) system or the nicotinamide adenine dinucleotide phosphate (NADP+/NADPH) system.
Fei Yang, Caitlin Heit, Debra L. Inglis
doaj   +1 more source

The Iron-Sulfur Flavoprotein DsrL as NAD(P)H:Acceptor Oxidoreductase in Oxidative and Reductive Dissimilatory Sulfur Metabolism

open access: yesFrontiers in Microbiology, 2020
DsrAB-type dissimilatory sulfite reductase is a key enzyme of microbial sulfur-dependent energy metabolism. Sulfur oxidizers also contain DsrL, which is essential for sulfur oxidation in Allochromatium vinosum.
Maria Löffler   +4 more
doaj   +1 more source

The Activity of NADP(H) Oxidoreductase of Elicitated Cell Culture of Cinchona ledgeriana Moens

open access: yesJurnal Ilmu Pertanian Indonesia, 2020
Cinchona ledgeriana Moens is an industrial plant producing secondary metabolite quinoline alkaloids. To maintain and moreover, to increase the quinoline production especially quinine, in vitro culture system through cell culture could be a potential ...
Maulidiyah Utami   +3 more
doaj   +1 more source

The Flavoenzyme Ferredoxin (Flavodoxin)-NADP(H) Reductase Modulates NADP(H) Homeostasis during the soxRS Response of Escherichia coli [PDF]

open access: yesJournal of Bacteriology, 2002
ABSTRACT Escherichia coli cells from strain fpr , deficient in the soxRS -induced ferredoxin (flavodoxin)-NADP(H) reductase (FPR), display abnormal sensitivity to the bactericidal effects of the superoxide-generating reagent methyl viologen (MV).
Adriana R, Krapp   +5 more
openaire   +2 more sources

Crystal Structure of IlvC, a Ketol-Acid Reductoisomerase, from Streptococcus Pneumoniae

open access: yesCrystals, 2019
Biosynthesis of branched-chain amino acids (BCAAs), including isoleucine, leucine and valine, is required for survival and virulence of a bacterial pathogen such as Streptococcus pneumoniae. IlvC, a ketol-acid reductoisomerase (E.C. 1.1.1.86) with NADP(H)
Gyuhee Kim   +4 more
doaj   +1 more source

Regulation of the expression of NADP-malic enzyme by UV-B, red and far-red light in maize seedlings

open access: yesBrazilian Journal of Medical and Biological Research, 1999
The induction of nicotinamide adenine dinucleotide phosphate-malic enzyme (NADP-ME) in etiolated maize (Zea mays) seedlings by UV-B and UV-A radiation, and different levels of photosynthetically active radiation (PAR, 400-700 nm) was investigated by ...
P. Casati   +3 more
doaj   +1 more source

Light‐driven Activation of NADP(H) Oxidase 5

open access: yesThe FASEB Journal, 2021
Ultraviolet band A (UVA) light irradiation has been shown to induce cytosolic calcium oscillations in the isolated rat peritoneal mast cells via activation of NADPH oxidase (NOX). It has been clarified that UVA‐triggered calcium oscillations in mast cells (isolated rat peritoneal mast cells, rat mast cell line RBL‐2H3, mouse bone ...
Zong Jie Cui, Yu Shu
openaire   +1 more source

Metabolic changes associated with dark-induced leaf senescence in Arabidopsis nadk2 mutants

open access: yesPlant Signaling & Behavior, 2023
Arabidopsis NADK2 (NAD kinase 2) is a chloroplast-localized enzyme involved in NADP+ synthesis, which acts as the final electron acceptor in the photosynthetic electron transfer chain.
chaomurilege   +5 more
doaj   +1 more source

Aluminium effects on pyridine nucleotide redox state in roots of Scots pine

open access: yesActa Societatis Botanicorum Poloniae, 2014
After prolonged (3-9 weeks) hydroponic treatment of Scots pine seedlings with different concentrations (0.5-4.0 mM) of Al (AI(N03)3), the levels of pyridine nucleotides were determined in root homogenates.
Gabriela Lorenc-Plucińska   +1 more
doaj   +1 more source

Cyclic Electron Flow-Coupled Proton Pumping in Synechocystis sp. PCC6803 Is Dependent upon NADPH Oxidation by the Soluble Isoform of Ferredoxin:NADP-Oxidoreductase

open access: yesMicroorganisms, 2022
Ferredoxin:NADP-oxidoreductase (FNR) catalyzes the reversible exchange of electrons between ferredoxin (Fd) and NADP(H). Reduction of NADP+ by Fd via FNR is essential in the terminal steps of photosynthetic electron transfer, as light-activated electron ...
Neil T. Miller   +2 more
doaj   +1 more source

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