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Synthesized from the 5-carbon precursors isopentenyl diphosphate and dimethylallyl diphosphate; includes the carotenoids, which are precursors of vitamin A and also possess antioxidant effects.
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Vitamin A (all-trans-Retinol) is an endogenous metabolite. It plays a role in various biological processes and is studied in contexts such as human gut microbiota metabolism, cellular effects on fibroblasts and cancer cell lines, and its metabolism in hepatic microsomes.
Endogenous metabolite
Role in human gut microbiota metabolism
Exhibits cellular effects on fibroblasts and carcinoma cell lines
Metabolism involves hepatic microsomes
Studied in relation to high-fat diets and methionine-choline deficient diets
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