Microdetermination of Vitamin A and Carotenoids in Blood and Tissue

Macro- and Micromethods for the Determination of Serum Vitamin A using Trifluoroacetic Acid

1963 • 462 citations

Colour Reactions Attributed to Vitamin A

1926 • 405 citations

THE DETERMINATION OF VITAMIN A AND CAROTENE IN SMALL QUANTITIES OF BLOOD SERUM

1946 • 348 citations

The comparative biochemistry of the carotenoids

1953 • 265 citations

Vitamin A and carotene

1930 • 223 citations

51. M. Tswett: Physikalisch‐chemische Studien über das Chlorophyll. Die Adsorptionen

1906 • 221 citations

Zur Kenntnis der Xanthophylle.

1931 • 155 citations

Photoelectric spectrophotometry applied to the analysis of mixtures, and vitamin A oils

1946 • 123 citations

Colorimetric Determination of Vitamin A and Its Derivatives with Trifluoroacetic Acid.

1964 • 115 citations

Quantitative Paper Chromatography of Carotenoids.

1959 • 100 citations

CAROTIN—THE PRINCIPAL NATURAL YELLOW PIGMENT OF MILK FAT: ITS RELATIONS TO PLANT CAROTIN AND THE CAROTIN OF THE BODY FAT, CORPUS LUTEUM AND BLOOD SERUM

1914 • 70 citations

Chromatography of fat-soluble vitamins on thin layers of alumina

1962 • 55 citations

Pflanzenfarbstoffe XIV. Über einen Carotinoidfarbstoff aus Mais: Zeaxanthin (1. Mitteilung)

1929 • 45 citations

Determination of vitamin A by conversion to anhydrovitamin A

1957 • 42 citations

Activated Glycerol Dichlorohydrin. A New Colorimatric Regentfor Vitamin A

1946 • 39 citations

CAROTENOIDS IN MAN

1957 • 34 citations

Carotinoide aus den Blüten von Winterastern. Chrysanthemaxanthin

1943 • 32 citations

Separation of chloroplast pigments on thin layers of sucrose

1964 • 29 citations

The Fluorescence of Vitamin A

1943 • 29 citations

A PRECISE METHOD, WITH DETAILED CALIBRATION FOR THE DETERMINATION OF ABSORPTION COEFFICIENTS; THE QUANTITATIVE MEASUREMENT OF THE VISIBLE AND ULTRAVIOLET ABSORPTION SPECTRA OF ALPHA CAROTENE, BETA CAROTENE, AND LYCOPENE

1937 • 27 citations

Ein krystallisiertes β‐Dihydro‐carotin

1940 • 24 citations

State of Vitamin A in Fish Liver Oils

1945 • 21 citations

Die Zuwachswirkung der isomeren Carotine und ihrer ersten Hydrierungsprodukte

1931 • 20 citations

Absorption of vitamin A in the rat.

1944 • 20 citations

Serum Vitamin A Level: A Critique of Methods and Significance

1955 • 18 citations

The influence of tocopherols on U. S. P. XIV vitamin A assay

1950 • 18 citations

CYCLIZATION OF VITAMIN A2

1940 • 17 citations

A SIMPLIFIED METHOD FOR THE DETERMINATION OF VITAMIN A IN THE PRESENCE OF CAROTENE IN ANIMAL TISSUES

1961 • 17 citations

A Spectroscopic Study in the Stereoisomeric Capsanthin Set. cis-Peak Effect and Configuration

1944 • 17 citations

Comments on the microspectrophotometric determination of vitamin A and carotene in blood

1951 • 15 citations

Separation of vitamin A from carotenoids in micro samples of serum

1965 • 14 citations

The fatty acid composition of infiltrating fat in muscle from a case of muscular dystrophy

1966 • 13 citations

STUDIES IN HISTOCHEMISTRY: LXXXII. DETERMINATION OF VITAMIN A IN MICROGRAM SAMPLES OF TISSUE AND ITS QUANTITATIVE HISTOLOGICAL DISTRIBUTION IN THE RAT ADRENAL

1965 • 12 citations

Pflanzenfarbstoffe XXIII. Xanthophyll aus Löwenzahnblüten

1930 • 12 citations

Hemolysis and Reagent Purity as Factors Causing Erratic Results in the Estimation of Vitamin A and Carotene in Serum by the Bessey-Lowry Method

1958 • 8 citations

Assay of Vitamin A Oils

1958 • 6 citations

Zur polarographischen Bestimmung des Vitamins A

1955 • 6 citations

Determination of 9-cis isomers of vitamin A by reaction with opsin

1962 • 4 citations

Ten constituents of the blood streams of well-fed white rats, chicken swine, sheep, and horses in Guatemala.

1953 • 4 citations

COLORIMETRIC ESTIMATION OF VITAMIN A AND β-CAROTENE WITH ANTIMONY PENTACHLORIDE

1960 • 4 citations

[Evaluation of the effectiveness of the chromatographic method of separating xanthophylls on paper with the aid of C-14 isotope].

1963 • 2 citations

New micro test for vitamin A

1966 • 1 citations