Results 21 to 30 of about 64,410 (223)

Reactive Sulfur Species: A New Redox Player in Cardiovascular Pathophysiology. [PDF]

open access: yesArterioscler Thromb Vasc Biol, 2020
Hydrogen sulfide has emerged as an important gaseous signaling molecule and a regulator of critical biological processes. However, the physiological significance of hydrogen sulfide metabolites such as persulfides, polysulfides, and other reactive sulfur species (RSS) has only recently been appreciated.
Kolluru GK, Shen X, Kevil CG.
europepmc   +4 more sources

Recent Development of the Molecular and Cellular Mechanisms of Hydrogen Sulfide Gasotransmitter

open access: yesAntioxidants, 2022
Hydrogen sulfide has been recently identified as the third biological gasotransmitter, along with the more well studied nitric oxide (NO) and carbon monoxide (CO). Intensive studies on its potential as a therapeutic agent for cardiovascular, inflammatory,
Jianyun Liu   +7 more
doaj   +1 more source

Understanding Reactive Sulfur Species through P/S Synergy. [PDF]

open access: yesInorg Chem, 2023
We investigated the differential oxidative and nucleophilic chemistry of reactive sulfur and oxygen anions (SSNO-, SNO-, NO2-, S42-, and HS-) using the simple reducing electrophile PPh2Cl. In the case of SSNO- reacting with PPh2Cl, a complex mixture of mono and diphosphorus products is formed exclusively in the P(V) oxidation state.
Wade Wolfe MM, Pluth MD.
europepmc   +3 more sources

Juggling with reactive oxygen species and antioxidant defense system – A coping mechanism under salt stress

open access: yesPlant Stress, 2022
Even under optimal conditions many metabolic processes produce ROS like superoxide anion (O2.-), hydrogen peroxide (H2O2) and hydroxyl radicals (OH⋅), particularly in chloroplast and mitochondria.
Divya Singh
doaj   +1 more source

Diverse Possibilities of Si-Based Agent, a Unique New Antioxidant

open access: yesAntioxidants, 2023
Antioxidant therapy is an effective approach for treating diseases in which oxidative stress is involved in the onset of symptoms. This approach aims to rapidly replenish the antioxidant substances in the body when they are depleted due to excess ...
Yoshihisa Koyama   +3 more
doaj   +1 more source

Synthesis of Sulfides and Persulfides Is Not Impeded by Disruption of Three Canonical Enzymes in Sulfur Metabolism

open access: yesAntioxidants, 2023
Reactive sulfur species, or persulfides and polysulfides, such as cysteine hydropersulfide and glutathione persulfide, are endogenously produced in abundance in both prokaryotes and eukaryotes, including mammals.
Qamarul Hafiz Zainol Abidin   +13 more
doaj   +1 more source

The Versatile Roles of Sulfur-Containing Biomolecules in Plant Defense—A Road to Disease Resistance

open access: yesPlants, 2020
Sulfur (S) is an essential plant macronutrient and the pivotal role of sulfur compounds in plant disease resistance has become obvious in recent decades.
András Künstler   +4 more
doaj   +1 more source

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