426 THE VITAMINES 



523. FUNK, CASIMIR AND MACALLUM, A. B., JR.: On the chemical nature of 



substances from alcoholic extract of various foodstuffs which give 

 a color reaction with phosphotungstic and phosphomolybdic acids. 

 Biochem. J. 7, 356, 1913. 



524. LEWIS, HOWARD B. AND NICOLET, BEN H. : The reaction of some purine, 



pyrimidine and hydantoin derivatives with the uric acid and phenol 

 reagents of Folin and Denis. J. Biol. Chem. 16, 369, 1913. 



525. FUNK, CASIMIR: The influence of the milling of maize on the chemical 



composition and the nutritive value of maize-meal. J. Physiol. 

 47, 389, 1913. 



526. GREEN, HENRY, H. : Experimental expression of the relationship between 



the content of foodstuff in antineuritic hormone and the period of 

 healthy survival of animals upon it. S. Afr. J. Sci. 14, 483, 1918. 



527. EDDY AND STEVENSON, H. C. : Further studies in the measurement of 



the vitamine content. Proc. Soc. Exp. Biol. Med. 17, 52, 122, 1920; 

 J. Biol. Chem. 43, 295, 1920. 



528. WILLIAMS, R. J. : A quantitative method for determination of vitamine. 



J. Biol Chem. 42, 259, 1920. 



529. DE SOUZA, GERALDO PAULA AND McCoLLUM, E. V. : A study of the 



factors which interfere with the use of yeast as test organism for 

 the antineuritic substance. Ibid. 44, 113, 1920. 



530. FUNK, CASIMIR AND MACALLUM, A. B., JR. : The action of yeast fractions 



on the growth of rats. J. Biol. Chem. 27, 63, 1916. 



531. EMMETT, A. D. AND STOCKHOLM, MABEL: Water-soluble vitamine. II. 



The relation of the antineuritic and water-soluble B-vitamines to 

 the yeast growth-promoting stimulus. Ibid. 43, 287, 1920. 



531a. GOY, PIERRE.: Les v6g6taux inferieurs et les facteurs assessoires de 

 la croissance. C. r. 172, 242, 1921. 



531b. FRANKEL, S. AND SCHWARTZ, E.: Biochem. Z. 112, 203, 1920. 



532. EIJKMAN, C. : Ueber die Natur und Wirkungsweise der gegen die 



experimentelle Beriberi wirksamen Substanzen. Arch, f . Schiff- u. 

 Tropenhyg 17, 328, 1913. 



533. FUNK, CASIMIR: Fortschritte der experimentellen Beriberiforschung 



in den Jahren 1911-1913. M. med. W. No. 36, 1913. 



534. FUNK: Further experimental studies on beri-beri. The action of certain 



purine- and pyrymidine-derivatives. J. Physiol. 45, 489, 1913. 



535. COOPER, E. A. : The preparation from animal tissues of a substance 



which cures polyneuritis in birds induced by diets of polished rice. 

 Biochem. J. 268, 1913. 



536. COOPER: On the protective and curative properties of certain foodstuffs 



against polyneuritis induced in birds by a diet of polished rice. 

 Part I, J. of Hyg. 12, 436, 1913. 



537. ABDERHALDEN, E. AND EWALD, G. : Gibt es lebenswichtige unbekannte 



Nahrungstoffe? Z. f. ges. exp. Med. 5, 1, 1916. 



537a. SEAMAN, EMILY C. : Influence of alcoholic extract of thyroid gland 

 upon polyneuritic pigeons and the metamorphosis of tadpoles. 

 Amer. J. Physiol. 53, 101, 1920. 



