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Glutathione Disulfide Liposomes - a Research Tool for the Study of Glutathione Disulfide Associated Functions and Dysfunctions. [PDF]

open access: goldBiochem Biophys Rep, 2016
Glutathione disulfide (GSSG) is the oxidized form of glutathione (GSH). GSH is a tripeptide present in the biological system in mM concentration and is the major antioxidant in the body. An increase in GSSG reflects an increase in intracellular oxidative stress and is associated with disease sates.
Sadhu SS   +4 more
europepmc   +4 more sources

Optimized Protocol for the In Situ Derivatization of Glutathione with N-Ethylmaleimide in Cultured Cells and the Simultaneous Determination of Glutathione/Glutathione Disulfide Ratio by HPLC-UV-QTOF-MS [PDF]

open access: goldMetabolites, 2020
Glutathione (GSH) and glutathione disulfide (GSSG) are commonly used to assess the oxidative status of a biological system. Various protocols are available for the analysis of GSH and GSSG in biomedical specimens.
Xueni Sun   +7 more
doaj   +4 more sources

Glutathione Disulfide as a Reducing, Capping, and Mass-Separating Agent for the Synthesis and Enrichment of Gold Nanoclusters [PDF]

open access: yesNanomaterials, 2021
Water-soluble nanoclusters, which are facilely enrichable without changes in the original properties, are highly demanded in many disciplines. In this contribution, a new class of gold nanoclusters (AuNCs) was synthesized using glutathione disulfide ...
Qianqian Zhang   +7 more
doaj   +2 more sources

The ABC transporter Opp imports reduced glutathione, while Gsi imports glutathione disulfide in Escherichia coli [PDF]

open access: yesRedox Biology
Glutathione is the major thiol-based antioxidant in a wide variety of biological systems, ranging from bacteria to eukaryotes. As a redox couple, consisting of reduced glutathione (GSH) and its oxidized form, glutathione disulfide (GSSG), it is crucial ...
Lisa R. Knoke   +3 more
doaj   +2 more sources

Analytical methods for determination of glutathione and glutathione disulfide in pharmaceuticals and biological fluids [PDF]

open access: hybridReviews in Analytical Chemistry, 2020
Glutathione is a natural tripeptide that plays a major role in different physiological processes in the human body. Determination of glutathione in different body fluids and tissues is essential for early diagnosis and follow-up of various diseases.
Hamad Amal   +3 more
doaj   +2 more sources

Reduced glutathione and glutathione disulfide in the blood of glucose-6-phosphate dehydrogenase-deficient newborns [PDF]

open access: yesBMC Pediatrics, 2017
Background Glucose-6-phosphate dehydrogenase (G6PD) deficiency is commonly detected during mass screening for neonatal disease. We developed a method to measure reduced glutathione (GSH) and glutathione disulfide (GSSG) using tandem mass spectrometry (MS/
Zhen-hua Gong   +4 more
doaj   +2 more sources

Glutathione, glutathione disulfide, and S-glutathionylated proteins in cell cultures

open access: greenFree Radical Biology and Medicine, 2015
The analysis of the global thiol-disulfide redox status in tissues and cells is a challenging task since thiols and disulfides can undergo artificial oxido-reductions during sample manipulation. Because of this, the measured values, in particular for disulfides, can have a significant bias. Whereas this methodological problem has already been addressed
Daniela Giustarini   +10 more
openalex   +5 more sources

Mechanistic insights on the reduction of glutathione disulfide by protein disulfide isomerase. [PDF]

open access: yesProc Natl Acad Sci U S A, 2017
Significance Protein disulfide isomerase (PDI) is a ubiquitous enzyme involved in disulfide bond formation during protein folding. It has been related to neurological diseases (Parkinson or Alzheimer’s) because of unfolded protein response phenomena.
Neves RPP, Fernandes PA, Ramos MJ.
europepmc   +4 more sources

Redox State of Glutathione and Cysteine in Plasma Following Acute Stroke [PDF]

open access: yesAntioxidants
Ischemic stroke is a major cause of long-term disability and death, with oxidative stress contributing substantially to post-ischemic injury. Reperfusion restores oxygen supply but simultaneously increases reactive oxygen species (ROS), amplifying ...
Christopher McGinley   +4 more
doaj   +2 more sources

Plasma cysteine/cystine and glutathione/glutathione disulfide redox potentials in HIV and COPD patients. [PDF]

open access: greenFree Radic Biol Med, 2019
Watson WH   +9 more
europepmc   +3 more sources

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