Results 1 to 10 of about 32,773 (163)

YeiE regulates YeiH to implement sulfite stress resistance in Salmonella enterica serotype Typhimurium [PDF]

open access: yesJournal of Bacteriology
Sulfites are toxic, reactive sulfur species that are widespread in nature. Bacteria are exposed to sulfites during the metabolism of sulfur-containing amino acids, during respiration using sulfur-containing electron acceptors, in host environments, and ...
Trina L. Westerman   +5 more
doaj   +2 more sources

Decoding JFT: a multifunctional fluorescence probe for sulfite and viscosity insights [PDF]

open access: yesFrontiers in Chemistry
This study focuses on a multifunctional fluorescence probe JFT based on the FRET (Fluorescence Resonance Energy Transfer) and TICT (Twisted Intramolecular Charge Transfer) mechanism.
Hua Han   +5 more
doaj   +2 more sources

The role of glutamate oxaloacetate transaminases in sulfite biosynthesis and H2S metabolism

open access: yesRedox Biology, 2021
Molybdenum cofactor deficiency and isolated sulfite oxidase deficiency are two rare genetic disorders that are caused by impairment of the mitochondrial enzyme sulfite oxidase.
Anna-Theresa Mellis   +8 more
doaj   +1 more source

Small-Molecule Fluorescent Probe for Detection of Sulfite

open access: yesPharmaceuticals, 2022
Sulfite is widely used as an antioxidant additive and preservative in food and beverages. Abnormal levels of sulfite in the body is related to a variety of diseases. There are strict rules for sulfite intake.
Ting Li   +3 more
doaj   +1 more source

The History of Animal and Plant Sulfite Oxidase—A Personal View

open access: yesMolecules, 2023
Sulfite oxidase is one of five molybdenum-containing enzymes known in eukaryotes where it catalyzes the oxidation of sulfite to sulfate. This review covers the history of sulfite oxidase research starting out with the early years of its discovery as a ...
Ralf R. Mendel, Günter Schwarz
doaj   +1 more source

Overexpression of a maize sulfite oxidase gene in tobacco enhances tolerance to sulfite stress via sulfite oxidation and CAT-mediated H2O2 scavenging. [PDF]

open access: yesPLoS ONE, 2012
Sulfite oxidase (SO) plays an important role in sulfite metabolism. To date, the molecular mechanisms of sulfite metabolism in plants are largely unknown.
Zongliang Xia   +5 more
doaj   +1 more source

Sulfite Reductase Protects Plants against Sulfite Toxicity     [PDF]

open access: yesPlant Physiology, 2012
Abstract Plant sulfite reductase (SiR; Enzyme Commission 1.8.7.1) catalyzes the reduction of sulfite to sulfide in the reductive sulfate assimilation pathway. Comparison of SiR expression in tomato (Solanum lycopersicum ‘Rheinlands Ruhm’) and Arabidopsis (Arabidopsis thaliana) plants revealed that SiR is expressed in a different tissue ...
Dmitry, Yarmolinsky   +3 more
openaire   +2 more sources

Efficient degradation and deiodination of iopamidol by UV/sulfite process: Assessment of typical process parameters and transformation paths

open access: yesEnvironment International, 2022
Iopamidol (IPM) is widely used in medical clinical examination and treatment and has immeasurable harm to the ecological environment. The combination of UV and sulfite (UV/sulfite) process was developed to degrade IPM in this study.
Yurong Gu   +5 more
doaj   +1 more source

Influence of sulfite on ATPase activity of coupling factor CF(1) isolated from spinach chloroplasts [PDF]

open access: yesThe Ukrainian Biochemical Journal, 2019
The present study of sulfite participation in the regulation of the chloroplast ATP-synthase complex can help to understand the mechanisms of acid rains toxic effects on the plant photosynthetic apparatus.
O. B. Onoiko   +2 more
doaj   +1 more source

Level of Sulfite Oxidase Activity Affects Sulfur and Carbon Metabolism in Arabidopsis

open access: yesFrontiers in Plant Science, 2021
Molybdenum cofactor containing sulfite oxidase (SO) enzyme is an important player in protecting plants against exogenous toxic sulfite. It was also demonstrated that SO activity is essential to cope with rising dark-induced endogenous sulfite levels and ...
Dinara Oshanova   +7 more
doaj   +1 more source

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