Results 21 to 30 of about 376,943 (251)

Copper/Zinc Superoxide Dismutase in Human Skin: Current Knowledge

open access: yesFrontiers in Medicine, 2020
Superoxide dismutase is widespread in the human body, including skin and its appendages. Here, we focus on human skin copper/zinc superoxide dismutase, the enzyme that protects skin and its appendages against reactive oxygen species.
Giovanna G. Altobelli   +3 more
doaj   +1 more source

Paradoxical roles of antioxidant enzymes:Basic mechanisms and health implications [PDF]

open access: yes, 2015
Reactive oxygen species (ROS) and reactive nitrogen species (RNS) are generated from aerobic metabolism, as a result of accidental electron leakage as well as regulated enzymatic processes.
Amit R. Reddi   +38 more
core   +1 more source

Superoxide dismutase: an evolutionary puzzle. [PDF]

open access: yesProceedings of the National Academy of Sciences, 1985
We have obtained the complete amino acid sequence of copper/zinc-containing superoxide dismutase (SOD, superoxide:superoxide oxidoreductase, EC 1.15.1.1) from Drosophila melanogaster. The sequence of this enzyme is also known for man, horse, cow, and the yeast Saccharomyces cerevisiae. The rate of evolution of this enzyme is far from constant.
Lee, YM, Friedman, DJ, Ayala, FJ
openaire   +6 more sources

Nickel superoxide dismutase protects nitrogen fixation in Trichodesmium

open access: yesLimnology and Oceanography Letters, 2022
Trichodesmium, a major diazotroph in tropical and subtropical oceans, provides a significant amount of bioavailable nitrogen in oligotrophic oceans. Remarkably, the cyanobacteria carry out nitrogen fixation and photosynthesis simultaneously under high ...
Chih‐Chang Chen   +7 more
doaj   +1 more source

The effect of vitamin C on the erythrocyte antioxidant enzymes in intoxicated-lead rat offsprings [PDF]

open access: yes, 2013
Objective: Lead exposure or lead poisoning is known to cause a large spectrum of physiological, biochemical, and behavioural disorders in animals.
Eshginia, S., Marjani, A.
core   +1 more source

Association Between Superoxide Dismutase Isoenzyme Gene Expression and Total Antioxidant Status in Patients with an End-Stage Renal Disease

open access: yesBalkan Medical Journal, 2018
Background: Chronic renal failure, particularly end-stage renal disease, is a serious health problem associated with a high mortality rate. Uremic syndrome leads to increased oxidative stress, inflammation, and dyslipidemia.
Ana Ninić   +9 more
doaj   +1 more source

Novel Millet-Based Flavored Yogurt Enriched With Superoxide Dismutase

open access: yesFrontiers in Nutrition, 2022
Superoxide dismutase (SOD) is an important antioxidant enzyme with different physiological functions, which can be used as a nutritional fortifier in food. Cereal-based fermented products are becoming popular worldwide.
Xiankang Fan   +13 more
doaj   +1 more source

Superoxide dismutase downregulation in osteoarthritis progression and end-stage disease [PDF]

open access: yes, 2010
Oxidative stress is proposed as an important factor in osteoarthritis (OA). To investigate the expression of the three superoxide dismutase (SOD) antioxidant enzymes in OA.
Boot-Handford, Raymond P.   +9 more
core   +1 more source

The Copper Chaperone for Superoxide Dismutase [PDF]

open access: yesJournal of Biological Chemistry, 1997
Copper is distributed to distinct localizations in the cell through diverse pathways. We demonstrate here that the delivery of copper to copper/zinc superoxide dismutase (SOD1) is mediated through a soluble factor identified as Saccharomyces cerevisiae LYS7 and human CCS (copper chaperone for SOD).
Bernhard Krems   +5 more
openaire   +3 more sources

Amperometric enzyme sensor to check the total antioxidant capacity of several mixed berries. comparison with two other spectrophotometric and fluorimetric methods [PDF]

open access: yes, 2015
The aim of this research was to test the correctness of response of a superoxide dismutase amperometric biosensor used for the purpose of measuring and ranking the total antioxidant capacity of several systematically analysed mixed berries.
CAMPANELLA, Luigi   +4 more
core   +2 more sources

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