ISOLATION OF A NEW "CAROTENOID" FROM RAT LIVER.
A new carotenoid-like substance has been isolated from rat liver. A method for its separation and some of its properties are given. The authors wish to express their gratitude to Dr. H. F. Seibert, of the S.M.A. Corporation, for the samples of the beta carotene used in these studies.
Carruthers
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C
Urban
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