Results 21 to 30 of about 986,817 (390)

The Redox Potential of the β-93-Cysteine Thiol Group in Human Hemoglobin Estimated from In Vitro Oxidant Challenge Experiments

open access: yesMolecules, 2021
Glutathionyl hemoglobin is a minor form of hemoglobin with intriguing properties. The measurement of the redox potential of its reactive β-93-Cysteine is useful to improve understanding of the response of erythrocytes to transient and chronic conditions ...
Federico Maria Rubino
doaj   +1 more source

Effect of atrazine on glutathione levels, glutathione s-transferase and glutathione reductase activities in pea and wheat plants

open access: yesPlant Protection Science, 2004
Changes were studied in the endogenous level of glutathione (total and oxidised), and in the amount of free thiol groups as caused by the herbicide atrazine on two species of plants with different sensitivity to it.
Lyuba P.-E. Miteva   +3 more
doaj   +1 more source

Characteristics of P-Type and N-Type Photoelectrochemical Biosensors: A Case Study for Esophageal Cancer Detection

open access: yesNanomaterials, 2021
P-type and N-type photoelectrochemical (PEC) biosensors were established in the laboratory to discuss the correlation between characteristic substances and photoactive material properties through the photogenerated charge carrier transport mechanism ...
Joseph-Hang Leung   +6 more
doaj   +1 more source

Prodrug Approach for Increasing Cellular Glutathione Levels

open access: yesMolecules, 2010
Reduced glutathione (GSH) is the most abundant non-protein thiol in mammalian cells and the preferred substrate for several enzymes in xenobiotic metabolism and antioxidant defense.
Ivana Cacciatore   +4 more
doaj   +1 more source

Glutathione S-Transferases S1, Z1 and A1 Serve as Prognostic Factors in Glioblastoma and Promote Drug Resistance through Antioxidant Pathways

open access: yesCells, 2022
The glutathione S-transferase (GST) family of detoxification enzymes can regulate the malignant progression and drug resistance of various tumors. Hematopoietic prostaglandin D synthase (HPGDS, also referred to as GSTS1), GSTZ1, and GSTA1 are abnormally ...
Bo Cheng   +7 more
doaj   +1 more source

Insulin-like Growth Factor 1 and Transforming Growth Factor-β Stimulate Cystine/Glutamate Exchange Activity in Dental Pulp Cells [PDF]

open access: yes, 2011
Introduction The growth factors insulin-like growth factor (IGF-1) and transforming growth factor-β (TGF-β) are protective to dental pulp cells in culture against the toxicity of the composite materials Durafill VS and Flow Line (Henry Schein Inc, New ...
Alyssa Furey   +39 more
core   +2 more sources

Plasma glutathione and oxidized glutathione level, glutathione/oxidized glutathione ratio, and albumin concentration in complicated and uncomplicated falciparum malaria

open access: yesAsian Pacific Journal of Tropical Biomedicine, 2016
Objective: To compare the level of glutathione (GSH) and oxidized glutathione (GSSG), the ratio of GSH/GSSG and the concentration of albumin in plasma of patients with complicated and un-complicated falciparum malaria.
Loeki Enggar Fitri   +9 more
doaj   +1 more source

Effect of Microcystin-LR, Nodularin, Anatoxin-a, β-N-Methylamino-L-Alanine and Domoic Acid on Antioxidant Properties of Glutathione

open access: yesLife, 2022
Cyanobacteria produce a range of toxic secondary metabolites that affect many processes in human, animal and also plant cells. In recent years, some efforts have concentrated on deepening the understanding of their effect on living cells in the context ...
Michal Adamski, Ariel Kaminski
doaj   +1 more source

A reverse chemical ecology approach to explore wood natural durability [PDF]

open access: yes, 2020
The natural durability of wood species, defined as their inherent resistance to wood‐destroying agents, is a complex phenomenon depending on many biotic and abiotic factors.
Beauchène J.   +11 more
core   +1 more source

Trolox and ascorbic acid reduce direct and indirect oxidative stress in the IPEC-J2 cells, an in vitro model for the porcine gastrointestinal tract [PDF]

open access: yes, 2015
Oxidative stress in the small intestinal epithelium is a major cause of barrier malfunction and failure to regenerate. This study presents a functional in vitro model using the porcine small intestinal epithelial cell line IPEC-J2 to examine the effects ...
De Smet, Stefaan   +7 more
core   +5 more sources

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