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Carotenoids are natural pigments that contribute to light harvesting and photo-protection in photosynthetic organisms. In this… Expand Thermal treatment of fresh juice is vital to neutralize harmful bacteria that would pose threat to human health. This work is… Expand Interest in the composition of carotenoid esters of fruits is growing because esterification may affect their bioavailability… Expand The fruit of Arazá (Eugenia stipitata McVaugh) native to the Colombian Amazon is considered a potentially economically valuable… Expand Lutein, a dihydroxy derivative of alpha-carotene (beta,epsilon-carotene), is the most abundant carotenoid in photosynthetic plant… Expand The monohydroxycarotenoid fraction of orange juice has been isolated by TLC and studied to determine whether the carotenoid… Expand Citrus fruits contain a wide range of bioactive compounds. Their carotenoid fraction is inter alia dominated by structural… Expand Lutein, a dihydroxy beta, epsilon-carotenoid, is the predominant carotenoid in photosynthetic plant tissue and plays a critical… Expand Determination of provitamin A content by open column chromatography/visible absorption spectrophotometry is assessed using food… Expand Abstract A crystalline carotenol in yellow corn grain, which we have designated as zeinoxanthin, was prepared from corn gluten by… Expand