• Thumbnail for Retinol
    Retinol, also called vitamin A1, is a fat-soluble vitamin in the vitamin A family that is found in food and used as a dietary supplement. Retinol or other...
    47 KB (5,124 words) - 06:49, 26 September 2024
  • Thumbnail for Vitamin A
    encompasses a group of chemically related organic compounds that includes retinol, retinyl esters, and several provitamin (precursor) carotenoids, most notably...
    108 KB (12,512 words) - 21:02, 17 September 2024
  • In enzymology, a retinol dehydrogenase (RDH) (EC 1.1.1.105) is an enzyme that catalyzes the chemical reaction retinol + NAD+ ⇌ {\displaystyle \rightleftharpoons...
    14 KB (1,491 words) - 22:48, 27 March 2024
  • Thumbnail for Β-Carotene
    Dietary β-carotene is a provitamin A compound, converting in the body to retinol (vitamin A). In foods, it has rich content in carrots, pumpkin, spinach...
    34 KB (3,541 words) - 03:15, 16 August 2024
  • Thumbnail for Retinyl palmitate
    Retinyl palmitate, or vitamin A palmitate, is the ester of retinol (vitamin A) and palmitic acid, with formula C36H60O2. It is the most abundant form...
    9 KB (781 words) - 19:37, 15 August 2024
  • Thumbnail for Retinol-binding protein
    Retinol-binding proteins (RBP) are a family of proteins with diverse functions. They are carrier proteins that bind retinol. Assessment of retinol-binding...
    13 KB (1,604 words) - 16:15, 30 March 2024
  • Thumbnail for Hypervitaminosis A
    toxic effects of ingesting too much preformed vitamin A (retinyl esters, retinol, and retinal). Symptoms arise as a result of altered bone metabolism and...
    32 KB (3,559 words) - 20:32, 16 August 2024
  • Thumbnail for Retinoid
    interact with their normal biological counterparts, such as retinol binding protein 4 for retinol, retinoid receptors for all-trans-retinoic acid or 9-cis-retinoic...
    20 KB (2,038 words) - 03:27, 16 September 2024
  • Thumbnail for Cod liver oil
    tablespoon (13.6 grams or 14.8 mL) of cod liver oil contains 4,080 μg of retinol (vitamin A) and 34 μg (1360 IU) of vitamin D. The Dietary Reference Intake...
    10 KB (1,041 words) - 16:42, 18 September 2024
  • Retinyl acetate (retinol acetate, vitamin A acetate) is a natural[dubious – discuss] form of vitamin A which is the acetate ester of retinol. It has potential...
    4 KB (211 words) - 08:45, 2 December 2023
  • Thumbnail for Retinol binding protein 4
    Retinol binding protein 4, also known as RBP4, is a transporter protein for retinol (vitamin A alcohol). RBP4 has a molecular weight of approximately...
    16 KB (2,035 words) - 03:09, 9 May 2024
  • Thumbnail for Lecithin retinol acyltransferase
    Lecithin retinol acyltransferase is an enzyme that in humans is encoded by the LRAT gene. Lecithin retinol acyltransferase is a microsomal enzyme that...
    8 KB (902 words) - 03:43, 28 October 2022
  • \rightleftharpoons } 11-cis-retinol Hence, this enzyme has one substrate, all-trans-retinol, and one product, 11-cis-retinol. These enzymes are alternatively...
    2 KB (217 words) - 15:41, 26 August 2023
  • Thumbnail for Bakuchiol
    Despite having no structural resemblance to retinol, Bakuchiol was found to have retinol functionality through retinol-like regulation of gene expression. In...
    17 KB (1,649 words) - 23:37, 14 September 2024
  • NADP-retinol dehydrogenase (EC 1.1.1.300, all-trans retinal reductase, all-trans-retinol dehydrogenase, NADP(H)-dependent retinol dehydrogenase/reductase...
    3 KB (296 words) - 15:07, 26 August 2023
  • all-trans-retinol + NADP+; all-trans-retinol dehydrogenases; all-trans-retinol + fatty acid → all-trans-retinyl ester + H2O; lecithin retinol acyltransferases...
    11 KB (1,373 words) - 00:19, 8 November 2023
  • Thumbnail for Retinal
    all-trans-retinol + NADP+; all-trans-retinol dehydrogenases; all-trans-retinol + fatty acid → all-trans-retinyl ester + H2O; lecithin retinol acyltransferases...
    33 KB (3,318 words) - 20:15, 11 September 2024
  • In enzymology, a retinol O-fatty-acyltransferase (EC 2.3.1.76) is an enzyme that catalyzes the chemical reaction acyl-CoA + retinol ⇌ {\displaystyle \rightleftharpoons...
    2 KB (170 words) - 15:41, 26 August 2023
  • 11-cis-retinol dehydrogenase (EC 1.1.1.315, RDH5 (gene)) is an enzyme with systematic name 11-cis-retinol:NAD+ oxidoreductase. This enzyme catalyses the...
    2 KB (266 words) - 12:49, 26 August 2023
  • Thumbnail for Carotenosis
    certain disease states, the metabolism and conversion of carotenoids to retinol is slowed, which can lead to decreased clearance and increased plasma levels...
    14 KB (1,568 words) - 20:57, 2 July 2024
  • hydrolase) catalyzes the reaction an all-trans-retinyl ester + H2O = 11-cis-retinol + a fatty acid This enzyme belongs to the family of hydrolases, specifically...
    1 KB (102 words) - 13:04, 26 August 2023
  • Thumbnail for Retinoic acid
    for all-trans-retinoic acid) is a metabolite of vitamin A1 (all-trans-retinol) that is required for embryonic development, male fertility, regulation...
    17 KB (1,740 words) - 04:09, 16 September 2024
  • Thumbnail for RBP7
    Retinol binding protein 7 is a protein that in humans is encoded by the RBP7 gene. The protein encoded by this gene is a member of the cellular retinol-binding...
    1 KB (169 words) - 19:57, 8 April 2022
  • Diterpenes form the basis for biologically important compounds such as retinol, retinal, and phytol. They are known to be antimicrobial and anti-inflammatory...
    5 KB (464 words) - 03:11, 23 July 2024
  • activity of retinol (vitamin A); the body uses an enzyme to convert β-carotene to retinol. In other contexts, both β-carotene and retinol are simply considered...
    2 KB (208 words) - 01:34, 15 June 2024
  • phosphatidylcholine---retinol O-acyltransferase (EC 2.3.1.135) is an enzyme that catalyzes the chemical reaction phosphatidylcholine + retinol---[cellular-retinol-binding-protein]...
    2 KB (169 words) - 15:22, 26 August 2023
  • Thumbnail for Vitamin A deficiency
    seen in VAD; suppressed synthesis of retinol binding protein (RBP) due to protein deficiency leads to reduced retinol uptake. Excess alcohol consumption...
    31 KB (3,697 words) - 22:22, 6 September 2024
  • Thumbnail for Carotene
    convert a trace of β-carotene to retinol, although the amount is totally insufficient for meeting their daily retinol needs. Carotenes are polyunsaturated...
    23 KB (2,691 words) - 14:47, 11 September 2024
  • Thumbnail for RPE65
    the conversion of all-trans-retinyl esters to 11-cis-retinol during phototransduction. 11-cis-retinol is then used in visual pigment regeneration in photoreceptor...
    24 KB (2,829 words) - 19:19, 23 May 2024
  • Terpineols are monoterpenoids. Humulones are classified as sesquiterpenoids. Retinol is a diterpenoid. Hinokitiol is a monoterpenoid, a tropolone derivative...
    11 KB (913 words) - 03:04, 23 August 2024