Cclxxiii. the Water-soluble B-vitamins

Abstract

IN a recent publication [1937] we demonstrated that rats require for maximum growth four distinct factors of the vitamin B complex, one more heat-labile and three relatively heat-stable. These are (1) vitamin B1, (2) lactoflavin, (3) an unidentified factor present in an autoclaved aqueous yeast extract after extraction with fuller's earth (yeast filtrate… (More)

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