Results 31 to 40 of about 198,692 (251)

The Phosphofructokinase Isoform AtPFK5 Is a Novel Target of Plastidic Thioredoxin-f-Dependent Redox Regulation

open access: yesAntioxidants, 2021
The chloroplast primary metabolism is of central importance for plant growth and performance. Therefore, it is tightly regulated in order to adequately respond to multiple environmental conditions.
Natalia Hess   +4 more
doaj   +1 more source

Is Nucleoredoxin a Master Regulator of Cellular Redox Homeostasis? Its Implication in Different Pathologies

open access: yesAntioxidants, 2022
Nucleoredoxin (NXN), an oxidoreductase enzyme, contributes to cellular redox homeostasis by regulating different signaling pathways in a redox-dependent manner.
Osiris Germán Idelfonso-García   +8 more
doaj   +1 more source

The Barley Grain Thioredoxin System – an Update

open access: yesFrontiers in Plant Science, 2013
Thioredoxin reduces disulfide bonds and play numerous important functions in plants. In cereal seeds, cytosolic h-type thioredoxin facilitates the release of energy reserves during the germination process and is recycled by NADPH-dependent thioredoxin ...
Per eHägglund   +13 more
doaj   +1 more source

Antioxidant Defense by Thioredoxin Can Occur Independently of Canonical Thiol-Disulfide Oxidoreductase Enzymatic Activity

open access: yesCell Reports, 2016
The thiol-disulfide oxidoreductase CXXC catalytic domain of thioredoxin contributes to antioxidant defense in phylogenetically diverse organisms. We find that although the oxidoreductase activity of thioredoxin-1 protects Salmonella enterica serovar ...
Miryoung Song   +4 more
doaj   +1 more source

Epigallocatechin-3-gallate enhances key enzymatic activities of hepatic thioredoxin and glutathione systems in selenium-optimal mice but activates hepatic Nrf2 responses in selenium-deficient mice

open access: yesRedox Biology, 2016
Selenium participates in the antioxidant defense mainly through a class of selenoproteins, including thioredoxin reductase. Epigallocatechin-3-gallate (EGCG) is the most abundant and biologically active catechin in green tea.
Ruixia Dong   +6 more
doaj   +1 more source

Tuning of thioredoxin redox properties by intramolecular hydrogen bonds.

open access: yesPLoS ONE, 2013
Thioredoxin-like proteins contain a characteristic C-x-x-C active site motif and are involved in a large number of biological processes ranging from electron transfer, cellular redox level maintenance, and regulation of cellular processes.
Åsmund Kjendseth Røhr   +2 more
doaj   +1 more source

Molecular and Cellular Responses of DNA Methylation and Thioredoxin System to Heat Stress in Meat-Type Chickens

open access: yesAnimals, 2021
Heat stress (HS) causes molecular dysfunction that adversely affects chicken performance and increases mortality. The responses of chickens to HS are extremely complex.
Walid S. Habashy   +3 more
doaj   +1 more source

An Activatable T1-Weighted MR Contrast Agent: A Noninvasive Tool for Tracking the Vicinal Thiol Motif of Thioredoxin in Live Cells

open access: yesMolecules, 2021
We have synthesized new magnetic resonance imaging (MRI) T1 contrast agents (CA1 and CA2) that permit the activatable recognition of the cellular vicinal thiol motifs of the protein thioredoxin.
Jongeun Kang   +9 more
doaj   +1 more source

Thioredoxin Dependent Changes in the Redox States of FurA from Anabaena sp. PCC 7120

open access: yesAntioxidants, 2021
FurA is a multifunctional regulator in cyanobacteria that contains five cysteines, four of them arranged into two CXXC motifs. Lack of a structural zinc ion enables FurA to develop disulfide reductase activity.
Jorge Guío   +6 more
doaj   +1 more source

The roles of thioredoxin and thioredoxin-binding protein-2 in endometriosis [PDF]

open access: yesHuman Reproduction, 2010
Oxidative stress is considered to be involved in the establishment and development of endometriosis. Thioredoxin (TRX) is an endogenous redox regulator that protects cells against oxidative stress, and TRX-binding protein-2 (TBP-2) is a negative regulator of TRX in the biological function and expression.
Seok Kyo, Seo   +6 more
openaire   +3 more sources

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