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Habib E, Linher-Melville K, Lin HX, Singh G
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AST (3,3-dihydroxy-,-carotene-4,4-dione) is a xanthophyll carotenoid composed of two terminal -ionone rings linked by a conjugated polyene chain, with a molecular formula of C40H52O4 and 13 conjugated double bonds that contribute to its distinctive red-orange color and antioxidant properties
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