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chimie - iate.europa.eu
En outre, par addition d`oxygène, il forme un radical peroxyles; ce radical très réactif attaque un autre acide gras formant l`hydroperoxyde lipidique (LOOH) et un nouveau radical.

Further, by addition of oxygen it forms peroxyl radical; this highly reactive radical attacks another fatty acid forming lipid hydroperoxide (LOOH) and a new radical.

général - CCMatrix (Wikipedia + CommonCrawl)
Possible mechanisms involving promotion and removal of free radicals by uric acid....glutathione; O2 ̂•, superoxide anion radical; H2O2, hydrogen peroxide; NO•, nitric oxide; ONOO ̂, peroxynitrite; NO2•, nitrogen dioxide radical; OH•, hydroxyl radical; LOO•, lipid peroxyl radical; LVCa, L-type voltage-gated calcium channel; ERK1/2; extracellular signal-regulated kinases1/2.
chimie - core.ac.uk - PDF: figshare.com
radical peroxy
chimie - iate.europa.eu
Ce radical lipidique réagit avec l'oxygène moléculaire (O2) pour former un radical peroxy (LOO - ).

This lipid radical reacts with molecular oxygen (O2) to form a peroxy radical (LOO · ).

général - CCMatrix (Wikipedia + CommonCrawl)
Le radical peroxy élimine un atome d'hydrogène d'une autre molécule lipidique et la réaction recommence (propagation).

The peroxy radical removes a hydrogen atom from another lipid molecule and the reaction starts over again (propagation).

général - CCMatrix (Wikipedia + CommonCrawl)
Laboratory studies of atmospherically important gas- phase peroxy radical reactionsPeroxy radicals (HO2, RO2) are important intermediates in Earth’s atmosphere....
général - core.ac.uk - PDF: citeseerx.ist.psu.edu
A new technique for the selective measurement of atmospheric peroxy radical concentrations of ho2 and ro2 using a denuding methodA technique for the selective measurement of atmospheric HO2 and RO2 using peroxy radical chemical amplification coupled to laser-induced fluorescence NO2 detection (PERCA-LIF) is demonstrated....
 PDF: doaj.org
Seasonal dependence of peroxy radical concentrations at a northern hemisphere marine boundary layer site during summer and winter: evidence for photochemical activity in winterInternational audiencePeroxy radicals (HO2+?RO2) were measured at the Weybourne Atmospheric Observatory (52° N, 1° E), Norfolk using a PEroxy Radical Chemical Amplifier (PERCA) during the winter and...
Seasonal dependence of peroxy radical concentrations at a northern hemisphere marine boundary layer site during summer and winter: evidence for radical activity in winterPeroxy radicals (HO2+Σ RO2) were measured at the Weybourne Atmospheric Observatory (52° N, 1° E), Norfolk using a PEroxy Radical Chemical Amplifier (PERCA) during...
 PDF: doaj.org
radical peroxy
chimie - iate.europa.eu

Publications scientifiques

Peroxyl radical reactions with carotenoids in microemulsions: influence of microemulsion composition and the nature of peroxyl radical precursorThe reactions of acetylperoxyl radicals with different carotenoids (7,7′-dihydro-β-carotene and ζ-carotene) in SDS and CTAC microemulsions of different compositions were investigated using laser flash...
général - core.ac.uk - PDF: core.ac.uk
Infrared spectrum of the propargyl peroxyl radical, hctcsch2oo x ˜ 2a′′†... the propargyl radical, HCCCH2, and O2 are codeposited onto a cold argon matrix, a chemical reaction ensues; infrared absorption spectra reveal the formation of the propargyl peroxyl radical: HCd......
général - core.ac.uk - PDF: radiogeochemistry.lanl.gov
Comparison of hydroxyl radical, peroxyl radical, and peroxynitrite scavenging capacity of extracts and active components from selected medicinal plants...five medicinal plants, Aralia continentalis, Paeonia suffruticosa, Magnolia denudata, Anemarrhena asphodeloides, and Schizonepeta tenuifolia, to neutralize hydroxyl radi-cal, peroxyl radical and peroxynitrite was examined using the total oxyradical scavenging capacity (TOSC) assay....
général - core.ac.uk - PDF: ftp:
Double-strand breaks from a radical commonly produced by dna- damaging agents... Experiments described herein indicate that a peroxyl radical initiates strand damage on the complementary strand via C4′-hydrogen atom abstraction....
général - core.ac.uk - PDF: ftp:

Synonymes et termes associés français

Exemples français - anglais

sciences naturelles et appliquées - techdico
général - techdico
chimie - iate.europa.eu
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Traductions en contexte français - anglais

Le test ORAC mesure le degré d'inhibition de l'oxydation induite par un radical peroxy par les composés d'intérêt en milieu chimique.

The ORAC assay measures the degree of inhibition of peroxy-radical-induced oxidation by the compounds of interest in a chemical milieu.

général - CCMatrix (Wikipedia + CommonCrawl)
De telles hémicelluloses gélifiables peuvent s'extraire en employant une brande variété d'espèces d'oxydation telles que l'anion peroxyde d'hydrogène, le radical peroxyde d'hydrogène, le radical hydroxyle, le radical superoxyde, et le radical oxyde.

Such gelling hemicelluloses may be extracted with a number of different oxidizing species including hydrogen peroxide anion, hydrogen peroxide radical, hydroxyl radical, superoxide radical and oxide radical.

chimie - wipo.int


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