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Plant compounds that are perceived by humans to have color are generally referred to as 'pigments'. Their varied structures and… Expand Oxidative stress is an important contributor to the risk of chronic diseases. Dietary guidelines recommend increased consumption… Expand Carotenoids are isoprenoid molecules that are widespread in nature and are typically seen as pigments in fruits, flowers, birds… Expand Carotenoids are pigments which play a major role in the protection of plants against photooxidative processes. They are efficient… Expand A method for the screening of antioxidant activity is reported as a decolorization assay applicable to both lipophilic and… Expand The basic principles of structure, stereochemistry, and nomenclature of carotenoids are described and the relationships between… Expand Objective. —To evaluate the relationships between dietary intake of carotenoids and vitamins A, C, and E and the risk of… Expand Lycopene, a biologically occurring carotenoid, exhibits the highest physical quenching rate constant with singlet oxygen (kq = 31… Expand Carotenoid pigments, including hydrocarbons such as beta-carotene or xanthophylls such as lutein and zeaxanthin, are very widely… Expand Various equations for the determinations of total chlorophyll and individual amounts of chlorophylls a and b in extracts from… Expand