Activation peroxide

Several different types of photoprotein are presently known, for example the Ca2+-sensitive types found in various coelenter-ates (aequorin, obelin, mnemiopsin) and protozoa (thalassicolin) the peroxide-activation types found in scaleworm (polynoidin) and the clam Pholas (pholasin) and the ATP-activation type found in a Sequoia millipede Luminodesmus. 

Determination of Barium and Strontium Peroxides (Active Oxygen) in Igniters In Small Arms Tracer Ammunition , FATR T-76059 (1975) 33) ChemRubHndbk (1975), B-71... 

Gandul-Rojas, B., Roca, M., and Mmguez-Mosquera, M.L, Chlorophyll and carotenoid degradation mediated by thylacoid-associated peroxidative activity in olives (Olea europaea) cv. Hojiblanca, J. Plant. Physiol., 161, 499, 2004. 

Inflammatory cell phenomenon are also contributors to lipid peroxidation. Activated neutrophils may adhere to damaged endothelium and amplify traumatic, ischaemic or ischaemia-reperfiision injury. Many cyclooxygenase products of the metabolism of atachidonic acid modulate the inflammatory responses of cells. Macrophages, neutrophils and microglia are important sources of reactive oxygen at the injury site. When activated, they produce a respiratory burst that is traced to activated nicotinamide adenine dinucleotide (NADPH/NADH) oxidase. 

Kuno, A., Sugiyama, Y., Katsuta, K., Sakai, H. and Takasugi, H. (1992). Studies on cerebral protective agents. Novel 4-arylpyrimidine derivatives with anti-anoxic and anti-lipid peroxidation activities. Chem. Pharm. Bull. 40, 2423-2431. 

Du Z and Bramlage W J (1995), Peroxidative activity of apple peel in relation to development of post-storage disorders , Hortic Sci, 30, 205-209. 

C. Estavillo, Z. Lu, I. Jansson, J.B. Schenkman, and J.F. Rusling, Epoxidation of styrene by human cyt P-450 1A2 by thin film electrolysis and peroxide activation compared to solution reactions. Biophys. Chem. 104,291-296 (2003). 

D. Other Primary Oxidants, Mechanisms of Benzoyl Peroxide Activation, and Degradation of Orange II... 

The dye Poly R-478 was decolorized to a much greater extent and at slightly faster rate when the culture was supplemented with Mn(II), while the opposite was obtained for Poly S-119. They found a correlation between polymeric dye decolor-ization and peroxidative activity of fungus under static or immobilized condition in air-lift bioreactor. Immobilized culture produced LiP and MnP enzymes over a longer time than static cultures. 

Hibernia A process for making formaldehyde by the partial oxidation of methane by ozonized oxygen. The catalyst is barium peroxide activated with silver oxide. Developed in Germany during World War II but not commercialized. 

All monomers, surfactants, buffers, and chain transfer agents were used as provided. Water was deionized. Purchased organic peroxides were all reagent grade. Organic peroxides were prepared from the reaction products of acyl chlorides and sodium peroxide. Activity was determined by iodometric titration. 

Lang B, Iba MM. 1987. Peroxidative activation of 3,3 -dichlorobenzidine to mutagenic products in the Salmonella typhimmiimi test. Mutat Res 191(3/4) 139-143. 

The first report of transition-metal peroxides active in the BV oxidation of cyclic ketones was due to Mares and coworkers in 1978 . These authors found that Mo-peroxo complexes, containing picolinato 101 and especially dipicolinato ligands 105, are able to mediate the transformation of some cyclopentanones and cyclohexanones to the corresponding lactones by concentrated H2O2 (equation 70) with yields in the range... 

Lipid peroxidation activity. Solubilized green tea, administered orally to rats for 5 weeks, reduced lipid peroxidation products. The treatment produced increased activity of glutathione (GSFf) peroxidase and GSH reductase, increased content of reduced GSH, a marked decrease in lipid hydroperoxides and malondialdehyde in the liver, an increase in the concentration of vitamin A by about 40%. A minor change in the measured parameters was observed in the blood... 

The commercial product of the Lucidol Division contains a minimum of 95% of peroxide active oxygen 5.8% (min). It is a white fine powder mp 60-65°... 

These polyesters are primarily copolyesters of propylene glycol with maleic and phthalic acids, dissolved in styrene monomer, and cured by peroxides activators (1, 4, 5). In a typical general-purpose polyester, a 103 excess of propylene glycol is cooked with an equimolar mixture of maleic and phthalic anhydrides for eight or more hours at 150-200°C to produce a viscous liquid polyester of 1000-5000 molecular weight. This is then partially cooled, diluted about 60/40 with styrene monomer, cooled to room temperature, and stored. It is later mixed... 

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