468 THE VITAMINS 



1930. Studies in experimental scurvy. VII. The effect of a vitamin C given 

 parenterally to guinea pigs fed on a vitamin free diet. /. Biochem. 11, 445- 

 460. 

 Nagayo, M. 



1923. Beriberi and rice neuritis. /. Am. Med. Assocn. 81, 1435-1437. 



Naito, H. 



1923. iJber den Kephalin- und Lecithingehalt des Gehirns bei Avitaminose. 

 Biochem. Z. 142, 385-392. 



a. tjber den Lecithingehalt des Gehirns und der Leber normaler und avi- 

 taminoser Tauben nach farcierter Lecithinfiitterung. Biochem. Z. 142, 393- 

 397. 

 Nakahara, W, 



1926. Influence of vitamin A on the absorption of a foreign fat. Sci. Papers 

 Inst. Phys. Chem. Research (Tokyo) 4, 161-166. 

 Nakahara, W. and Somekawa, E. 



1928. Vitamins and tumor growth. I. The deficient vitamin B content of 

 chicken sarcoma tissue. Proc. Imperial Acad. Tokyo 4, 440-443. Also in 

 Japan. Med. World 8, 231-233. 



1929. Vitamins and tumor growth. II. Preliminary note on the non-con- 

 sumption of vitamin B by growing chicken sarcoma. Proc. Imperial Acad. 

 Tokyo 5, 55, 56. 



a. Non-consumption of vitamin B by growing chicken sarcoma. Sci. Papers 

 Inst. Phy. Chem. Research (Tokyo) 10, 211-220. 



1930. Vitamins and tumor growth. III. Vitamin B content of rat tumors. 

 Proc. Imp. Acad. Tokyo 6, 116-118. 



Nakahara, W. and Yokoyama, Y. 



1926. Effect of combined fat and vitamin A deficiency on growth and organ 

 weight of albino rats. Sci. Papers Inst. Phys. Chem. Research (Tokyo) 5, 

 63-78. 



Nakamiya, Z. and Kawakami, K. 



1927. On the hydrogenation of "Biosterin." Sci. Papers Inst. Phys. Chem. 

 Research 7, 123-142. 



Narayanan, B. T. 



1930. The chemical investigation of "bios." Part I. Biochem. J. 24, 6-18. 

 Narayanan, B. T. and Drummond, J. C. 



1930. The concentration of vitamin B. Biochem. J. 24, 19-26. 



Nassau, E. 



1928. Praktische Anwendung der Vitamine. Deut. med. Wochschr. 54, 1590- 

 1592. 



Nebraska Agr. Expt. Sta. 



1925. A study of fat soluble A as present in the milk of the four dairy breeds. 

 Ann. Rept., p. 12. 

 Nelson, E. M. and Jones, D. B. 



1928. Observations bearing on the determination of vitamin A. /. Biol. Chem. 

 80, 215-226. 

 Nelson, E. M. and Steenbock, H. 



1925. Fat-soluble vitamins. XXI. Observations bearing upon the alleged in- 

 duction of growth-promoting properties in air by irradiation with ultra-violet 

 light. /. Biol. Chem. 62, 575-593. 



