All-trans-retinol is a retinol in which all four exocyclic double bonds have E- (trans-) geometry. It has a role as a human metabolite, a mouse metabolite and a plant metabolite. It is a retinol …

Vitamin A is a fat-soluble vitamin that is an essential nutrient. The term "vitamin A" encompasses a group of chemically related organic compounds that includes retinol, retinyl esters, and …

2020年2月26日 · Structure of Vitamin A It contains a beta-iodine ring and a side chain. The side chain consists of two isoprene units, four double bonds, and one alcoholic group.

A, also called retinol (the active form of vitamin A), is a fat-soluble vitamin with a molecular formula C20H30O and molar mass: 286.45 g/mol. The IUPAC name is 3,7-dimethyl-9-...

The human organism can metabolize natural forms of vitamin A and provitamin A into biologically active forms (retinol, retinal, retinoic acid), which interact with multiple molecular targets, …

2024年4月1日 · Vitamin A is a fat-soluble vitamin essential for normal vision, gene expression, reproduction, embryonic development, growth, and immune function. It is found in animal …

2020年7月20日 · Vitamin A: Structure, derivatives, Properties, Biological roles and deficiency. Vitamin A comprises of a group of compounds collectively called retinoids which includes …

2024年3月1日 · In fact, these compounds along with synthetic analogues of vitamin A and other molecules with similar structures or functionalities are terms as retinoids, which comprise a …

2024年5月31日 · See a 3D rendering of Vitamin A, illustrated in Figure 11.22.

Vitamin A is a fat-soluble vitamin, meaning it dissolves in fats and oils. It is stored in the liver and released into the bloodstream as needed. Sources: Animal sources: Liver, dairy products, fish …