High-Performance Liquid Chromatography of Vitamin A Compounds

A RAPID METHOD OF TOTAL LIPID EXTRACTION AND PURIFICATION

1959 • 47,127 citations

Simultaneous determination of α-tocopherol and retinol in plasma or red cells by high pressure liquid chromatography

1979 • 1,013 citations

Vitamin A and Carotenoids

1965 • 383 citations

Fluorometric determination of vitamin A in human blood and liver

1971 • 326 citations

Chylomicron remnant cholesteryl esters as the major constituent of very low density lipoproteins in plasma of cholesterol-fed rabbits

1977 • 224 citations

Vitamin A and the role of the pigment epithelium during bleaching and regeneration of rhodopsin in the frog eye

1976 • 166 citations

The Conversion of β-Carotene to Vitamin A in the Intestine

1949 • 165 citations

All-trans-retinoic acid: measurement of reference values in human serum by high performance liquid chromatography

1982 • 153 citations

The Composition of Liver Vitamin A Ester and the Synthesis of Vitamin A Ester by Liver Microsomes

1964 • 125 citations

Liquid-gel partition chromatography of vitamin A compounds; formation of retinoic acid from retinyl acetate in vivo

1974 • 108 citations

Simultaneous determination of retinol and retinyl esters in serum or plasma by reversed-phase high-performance liquid chromatography.

1978 • 106 citations

Liquid-chromatographic assay for retinol (vitamin A) and retinol analogs in therapeutic trials.

1982 • 105 citations

[63] Measurement of the vitamin A cycle

1982 • 103 citations

Separation of long-chain fatty acid esters of retinol by high-performance liquid chromatography

1981 • 93 citations

Liquid-chromatographic assay for retinol (vitamin A) and retinol analogs in therapeutic trials.

1982 • 85 citations

The Conversion of Radioactive β-Carotene into Vitamin A by the Rat Intestine in Vivo

1961 • 84 citations

The identification of metabolites of retinal and retinoic acid in rat bile

1966 • 84 citations

Retinol esterification by mammary gland microsomes from the lactating rat.

1982 • 82 citations

High-pressure liquid chromatographic determination of 13-cis-retinoic acid and all-trans-retinoic acid in human plasma

1978 • 80 citations

Separation of the natural retinoids by high-pressure liquid chromatography

1978 • 79 citations

Determination of serum retinol (vitamin A) by high-speed liquid chromatography.

1976 • 78 citations

Metabolism in vivo of all-trans-retinoic acid. Biosynthesis of 13-cis-retinoic acid and all-trans- and 13-cis-retinoyl glucuronides in the intestinal mucosa of the rat.

1982 • 75 citations

Quantitative Analysis of the Fat-Soluble Vitamins by High-Speed Liquid Chromatography

1972 • 70 citations

Formation of retinoic acid from retinol in the kidney

1971 • 66 citations

A simple dual assay for vitamin A and carotenoids in human liver

1979 • 61 citations

Quantitative aspects of the photochemistry of isomeric retinals and visual pigments

1976 • 61 citations

Metabolites of all-trans-retinoic acid in bile: identification of all-trans- and 13-cis-retinoyl glucuronides.

1982 • 61 citations

Separation and estimation of retinyl fatty acyl esters in tissues of normal rat by high-performance liquid chromatography

1983 • 60 citations

Isolation and Identification of Three Major Metabolites of Retinoic Acid from Rat Feces

1977 • 60 citations

High-pressure liquid chromatographic resolution of vitamin A compounds

1978 • 59 citations

Chromatography of fat-soluble vitamins on thin layers of alumina

1962 • 55 citations

Isolation, characterization, and biological activity of retinyl phosphate from hamster intestinal epithelium

1976 • 54 citations

Gas chromatographic—mass spectrometric assay for low levels of retinoic acid in human blood

1980 • 53 citations

Disposition of all-trans- and 13-cis-retinoic acids and n-hydroxyethylretinamide in mice after intravenous administration.

1980 • 51 citations

Determiation of retinoic acid (13-cis- and all-trans-) and aromatic retinoic acid analogs possessing anti-tumor activity, in biological fluids by high-performance liquid chromatography

1978 • 51 citations

Simultaneous determination of cis-trans isomeric retinals by high-performance liquid chromatography

1977 • 50 citations

The analysis of retinal isomers by high speed liquid chromatography

1975 • 50 citations

High-performance liquid chromatographic determination of carotene and vitamin A and its geometric isomers in foods

1982 • 50 citations

Determination of 13-cis-retinoic acid and its major metabolite, 4-oxo-13-cis-retinoic acid, in human blood by reversed-phase high-performance liquid chromatography

1982 • 50 citations

Applications of high-pressure liquid chromatography and gas chromatography to problems in vitamin A analysis

1973 • 49 citations

A simple and non-isomerizing procedure for the identification of protein-linked retinals

1977 • 48 citations

Reverse phase high-pressure liquid chromatographic separation of retinoids, including retinylphosphate and mannosylretinylphosphate

1980 • 48 citations

Further studies on the absorption of vitamin A

1961 • 47 citations

Absorption, transport, and storage of retinyl-15-14C palmitate-9,10-3H in the rat

1966 • 47 citations

Effect of silver ions on the reversed phase high performance liquid chromatographic separation of retinyl esters

1979 • 45 citations

Der Metabolismus des Retinoids Ro 10‐9359. Isolierung und Identifizierung der Hauptmetaboliten aus Plasma, Urin und Faeces des Menschen sowie aus der Galle der Ratte Synthese von drei Urinmetaboliten

1977 • 43 citations

[28] High-pressure liquid chromatography of vitamin A metabolites and analogs

1980 • 43 citations

Determination of all-trans and 13-cis vitamin A in food products by high-pressure liquid chromatography

1977 • 42 citations

Metabolism of retinoids by embryonal carcinoma cells.

1985 • 42 citations

Separation of geometric isomers of retinyl ester, retinal and retinol, pertaining to the visual cycle, by high-performance liquid-chromatography

1979 • 41 citations

Biliary metabolites of all-trans-retinoic acid in the rat: isolation and identification of a novel polar metabolite

1982 • 38 citations

High-pressure liquid chromatography of fatty acid esters of retinol isomers. Analysis of retinyl esters stored in the eye.

1981 • 38 citations

Ion-pair high-pressure liquid chromatography of cis-trans isomers of retinoic acid in tissues of vitamin A-sufficient rats.

1982 • 37 citations

Separation and identification of geometric isomers of retinoic acid and methyl retinoate

1978 • 37 citations

Determination of Vitamins A and E by Paper Chromatography

1953 • 36 citations

Biotransformation and biological activity of N-(4-hydroxyphenyl)retinamide derivatives in rodents.

1981 • 36 citations

High-performance liquid chromatography and proton nuclear magnetic resonance of eleven isomers of methyl retinoate

1979 • 36 citations

THE STATE OF VITAMIN A IN COLOSTRUM AND IN MILK

1947 • 36 citations

Separation of vitamins A1 and A2 allied compounds by thin-layer chromatography

1965 • 35 citations

A biologically active metabolite of retinoic acid from rat liver

1965 • 35 citations

Retinoid metabolism in spontaneously transformed mouse fibroblasts (Balb/c 3T12-3 cells): enzymatic conversion of retinol to anhydroretinol.

1979 • 34 citations

Separation by programmed-gradient high-pressure liquid chromatography of vitamin A isomers, their esters, aldehydes, oximes and vitamin A2: Presence of retinyl ester in dark-adapted goldfish pigment epithelium

1980 • 34 citations

Assay of retinoids in biological samples by reverse-phase high-pressure liquid chromatography.

1978 • 31 citations

Extraction, Separation, and Chemical Analysis of Retinoids

1984 • 31 citations

Separation of mannosylretinylphosphate from dolichylmannosylphosphate by solvent extraction

1976 • 31 citations

High-performance liquid chromatography of 13-cis-retinoic acid and of endogenous retinol in human plasma

1980 • 30 citations

Identification of 5,8-oxyretinoic acid isolated from small intestine of vitamin A-deficient rats dosed with retinoic acid.

1978 • 30 citations

Metabolism of 13-cis-retinoic acid: Identification of 13-cis-retinoyl-and 13-cis-4-oxoretinoyl-β-glucuronides in the bile of vitamin A-normal rats

1981 • 30 citations

Comparison between straight and reversed phases in the high-performance liquid chromatographic fractionation of retinol isomers

1982 • 30 citations

Lösungsmitteleffekte in kernmagnetischen Protonenresonanzspektren von substituierten Benzolen

1962 • 29 citations

Factors affecting the laboratory management of human serum and liver vitamin A analyses

1972 • 27 citations

The analysis of cis-trans isomeric retinols by high-speed liquid chromatography.

1977 • 27 citations

Resolution of fat-soluble vitamins in high-performance liquid chromatography with methanol-containing mobile phases

1981 • 24 citations

Metabolism of [11-3H]retinyl acetate in liver tissues of vitamin A-sufficient, -deficient and retinoic acid-supplemented rats

1983 • 23 citations

Formation of 7-Cis Retinal by the Direct Irradiation of All-Trans Retinal1

1978 • 23 citations

The mode of absorption of vitamin A across the intestine of rats

1959 • 18 citations

THE BIOSYNTHESIS OF A MANNOLIPID CONTAINING A METABOLITE OF RETINOIC ACID BY 3T12 MOUSE FIBROBLASTS

1981 • 18 citations

Tissue distribution of retinol and its metabolites after administration of double-labelled retinol

1975 • 18 citations

Activation of retinoic acid by coenzyme A for the formation of ethyl retinoate.

1985 • 17 citations

Studies on the urinary metabolites of retinoic acid in the rat.

1973 • 16 citations

Chromatographic Separation of Five Vitamin A1Isomers from the Eyes of Deep-Water Prawns (Pandalus Borealis).

1957 • 16 citations

Chromatography of vitamin A compounds on silicic acid columns

1968 • 15 citations

Effect of 2-alkanols on the separation of geometric isomers of retinol in non-aqueous high-performance liquid chromatography

1983 • 15 citations

Separation of vitamin A and retinyl esters by reversed-phase high-performance liquid chromatography

1984 • 15 citations

Gel chromatographic separation of retinol, retinyl esters and other fat-soluble vitamins

1976 • 14 citations

Trennung und bestimmung der cis—trans-isomeren von vitamin- A-estern durch hochleistungsflüssigkeitschromatographie

1981 • 14 citations

Chromatographic separation of vitamin-A-active compounds in cod-liver oil

1955 • 13 citations

The determination of vitamin A in animal tissues and its presence in the liver of the vitamin A-deficient rat

1963 • 13 citations

Colorimetric Reagents for Determining Vitamin A in Feeds and Foods

1976 • 13 citations

Methods of Extracting Vitamin A from Liver

1968 • 13 citations

Separation of mannosylretinylphosphate from dolichylmannosylphosphate by chromatography on columns of DEAE-Sephacel

1979 • 12 citations

[9] Separation of geometric isomers of retinol and retinoic acid in nonaqueous high-performance liquid chromatography

1986 • 12 citations

A rapid and convenient acquisition of the pure 11-cis retinal specimen by preparative high-performance liquid chromatography.

1978 • 11 citations

Separation of retinol, retinoic acid, mannose, dolichylmannosylphosphate, mannosylretinylphosphate, dolichylphosphate, and retinylphosphate by high-pressure liquid chromatography

1982 • 11 citations

Purification of labelled retinoic acid and characterization of a major impurity

1978 • 10 citations

Plasma Retinol Assay by Elution from Silicic Acid with Cymene (p-Isopropyl Toluene)

1973 • 8 citations

A simplified technique for determination of the vitamin A composition in biological fluids.

1974 • 8 citations

Dielectric studies on retinal and ionone

1977 • 6 citations

The state of vitamin A in human serum.

1946 • 6 citations

High Performance Liquid Chromatographic Methods for the Quantitation of Vitamin A Palmitate in Liquid Multivitamin Formulations

1982 • 4 citations