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December 31, 1927


Author Affiliations

Washington, D. C. Director Hygienic Laboratory, U. S. P. H. S.

JAMA. 1927;89(27):2277-2278. doi:10.1001/jama.1927.02690270043024

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To the Editor  —May I be permitted to correct an erroneous impression that, it seems to me, is conveyed by your editorial "The Composite Nature of Vitamin B" (The Journal, Dec. 10, 1927).Among other things, this editorial states that "Chick and Roscoe have demonstrated through the use of rats and highly purified rations that in yeast there exist two factors, one antineuritic and the other preventing the appearance of the pellagra-like symptoms in rats given a deficient ration." This would seem to convey the idea that Chick and Roscoe were the first to make this demonstration. As a matter of fact such is not the case nor, what is more, do Chick and Roscoe make any such claim. On the contrary, they state that their experiments "confirm the work of Goldberger and his colleagues and support the conclusion drawn by those workers and the other observers already referred to,