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Oxidation of Quercetin by Salivary Components II. Effects of Quercetin on Reactive Oxygen Metabolism by Salivary Polymorphonuclear Leukocytes
oxygen metabolism quercetin salivary polymorphonuclear leukocyte
2009/6/17
Salivary polymorphonuclear leukocytes (SPMN) produce O2− and H2O2 reducing molecular oxygen, and quercetin is a phenolic compound found in vegetables and fruits. The aim of the present study was...
Oxidation of Quercetin by Salivary Components I. Salivary Peroxidase-Dependent Oxidation of Quercetin and Characterization of the Oxidation Products
oxidation products quercetin salivary peroxidase
2009/6/17
Quercetin glucosides ingested as components of a foodstuff can be transformed to quercetin, and the quercetin is oxidized by peroxidase in the oral cavity. One objective of this study was the characte...
Quercetin and the Glucosides Inhibit Nitration of a Salivary Component 4-Hydroxyphenylacetic Acid Catalyzed by Salivary Polymorphonuclear Leukocytes
4-hydroxyphenylacetic acid nitration quercetin
2009/6/17
Mixed whole human saliva contains 4-hydroxyphenylacetic acid (HPA), nitrite and polymorphonuclear leukocytes. Salivary leukocytes nitrated HPA to 4-hydroxy-3-nitrophenylacetic acid in the presence of ...