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. 1931;25(4):1102–1120. doi: 10.1042/bj0251102

The determination of vitamin A in cod-liver oils (a) biologically, (b) chemically, (c) physically, with a statistical examination of the results

Katharine Hope Coward ^1,^2,³, Frederick John Dyer ^1,^2,³, Richard Alan Morton ^1,^2,³, John Henry Gaddum ^1,^2,³

PMCID: PMC1260738 PMID: 16744675

1120

Selected References

These references are in PubMed. This may not be the complete list of references from this article.

Carr F. H., Price E. A. Colour Reactions Attributed to Vitamin A. Biochem J. 1926;20(3):497–501. doi: 10.1042/bj0200497. [DOI] [PMC free article] [PubMed] [Google Scholar]
Coward K. H., Key K. M., Dyer F. J., Morgan B. G. The determination of vitamin A. Biochem J. 1930;24(6):1952–1966. doi: 10.1042/bj0241952. [DOI] [PMC free article] [PubMed] [Google Scholar]
Fearon W. R. A Study of some Biochemical Colour Tests: Colour Reactions Associated with Vitamin A. Biochem J. 1925;19(6):888–895. doi: 10.1042/bj0190888. [DOI] [PMC free article] [PubMed] [Google Scholar]
Gillam A. E., Morton R. A. The antimony trichloride colour test and the ultra-violet absorption of liver oils and concentrates. Biochem J. 1931;25(4):1346–1351. doi: 10.1042/bj0251346. [DOI] [PMC free article] [PubMed] [Google Scholar]
Heilbron I. M., Gillam A. E., Morton R. A. Specificity in tests for vitamin A. A new conception of the chromogenic constituents of fresh and aged liver oils. Biochem J. 1931;25(4):1352–1366. doi: 10.1042/bj0251352. [DOI] [PMC free article] [PubMed] [Google Scholar]
Morton R. A., Heilbron I. M. The absorption spectrum of vitamin A. Biochem J. 1928;22(4):987–996. doi: 10.1042/bj0220987. [DOI] [PMC free article] [PubMed] [Google Scholar]
Rosenheim O., Drummond J. C. A Delicate Colour Reaction for the Presence of Vitamin A. Biochem J. 1925;19(5):753–756. doi: 10.1042/bj0190753. [DOI] [PMC free article] [PubMed] [Google Scholar]
Rosenheim O., Webster T. A. The Nature of Fearon's Colour Reaction and its Non-specificity for Vitamin A. Biochem J. 1926;20(6):1342–1345. doi: 10.1042/bj0201342. [DOI] [PMC free article] [PubMed] [Google Scholar]
Smith E. L., Hazley V. The reaction of antimony trichloride with cod-liver oil and its unsaponifiable fraction. Biochem J. 1930;24(6):1942–1951. doi: 10.1042/bj0241942. [DOI] [PMC free article] [PubMed] [Google Scholar]
Whitby G. S. Some New Reactions for the Detection of Sterols. Biochem J. 1923;17(1):5–12. doi: 10.1042/bj0170005. [DOI] [PMC free article] [PubMed] [Google Scholar]

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