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hy·dro·gen pe·rox·ide

an unstable compound readily broken down to water and oxygen, a reaction catalyzed by various powdered metals and by the enzyme, catalase; a 3% solution is used as a mild antiseptic for skin and mucous membranes.


References in periodicals archive ?
Polyunsaturated fatty acids (PUFA) are vulnerable to oxidation mediated by hydroperoxides formation producing smaller volatile oxidative compounds [10].
Our results showed that NAC treatment prevented the early CCI-induced increase in lipid hydroperoxide levels of the lumbosacral spinal cord, without changing the levels of ascorbic acid and TAC in this tissue, which were increased and decreased, respectively, after CCI (11).
Mitochondrial phospholipid hydroperoxide glutathione peroxidase suppresses apoptosis mediated by a mitochondrial death pathway.
The results of present study clearly support the function of GPx interacting with membrane peroxides for scavenging lipid hydroperoxides.
Serum samples, which were used to measure MPO activity, catalase activity, sulfhydryl groups levels and lipid hydroperoxide (LOOH) concentration, were stored at -80C until they were used.
This enzyme metabolizes different endogenous compounds, fatty acids, lipid hydroperoxides, and ketone bodies.
33] recently reported on the peroxynitrite and superoxide-mediated conversion of tryptophan 19 via radical 20 to bicyclic tryptophan hydroperoxide 21 (Figure 7).
1] remains unchanged which indicates that hydroperoxide formation has not yet begun.
lipid hydroperoxides and hexanal) and secondary lipid oxidation products (e.
They were originally developed as light stabilizers, but now they are also used as multifunctional additives, since they have been found to work as a radical-trapping agent, a heavy metal deactivator, a hydroperoxide decomposer, and so on [24, 25].
We used a set of clinical and laboratory examination methods: clinical laboratory testing (complete blood count--leukocytes, eosinophils, lymphocytes), biochemical testing (AST AOA, MDA, lipid hydroperoxide, nitric oxide, superoxide dismutase, methemoglobin) immune testing (indicators of non-specific immunity--phagocytic activity, cellular immunity--CD3+, CD4+, CD8+, CD19+, CD56+, and humoral immunity--total IgE, IgA, IgG).