ANALOGUES 



17. T. D. Spies, W. B. Bean and R. E. Stone, /. Amer. Med. Assoc, 



1938, 111, 584 ; T. D. Spies, H. M. Grant and N. E. Huff, 

 Southern Med. J.. 1938, 31, 901 ; S. P. Vilter, W. B. Bean and 

 T. D. Spies, ibid., 1163. 



18. C. E. Bills, F. G. McDonald and T. D. Spies, ibid., 1939, 32, 793. 



19. A. E. Axelrod, T, D. Spies and C. A. Elvehjem, /. Biol. Chem., 



1941, 138, 667. 



20. D. T. Smith, J. M. Ruffin and S. G. Smith, /. Nutrition, 1940, 19, 



xiv. 



21. W. Huber, W. Boehme and S. C. Laskowski, /. Amer. Chem. Soc, 



1946, 68, 187. 



22. B. C. J. G. Knight and H. Mcllwain, Biochem. /., 1938, 32, 1241. 



23. M. J. Pelczar and J. R. Porter, /. Bact., 1940, 39, 429. 



24. M. Landy, Proc. Soc. Exp. Biol. Med., 1938, 38, 504. 



25. E. F. Moller and L. Birkofer, Ber., 1942, 75, 1108. 



26. H. Erlenmeyer and W. Wiirgler, Helv. Chim. Acta, 1942, 26, 249. 



27. H. Erlenmeyer, H. Bloch and H. Kiefer, ibid., 1068. 



28. H. von Euler, B.Hogberg, P. Karrer, H. Salomon and H. Ruckstuhl, 



ibid., 1944, 27, 382. 



29. H. Mcllwain, Brit. J. Exp. Path., 1940, 21, 136. 



30. E. F. Moller and L. Birkofer, Ber., 1942, 75, 11 18. 



31. H. Erlenmeyer and H. Kiefer, Helv. Chim. Acta, 1945, 28, 985. 



32. H. von Euler, Ber., 1942, 75, 1876 ; E. Adler, H. von Euler and 



B. Skarzynski, Arkiv. Kemi, Min., GeoL, 1943, 16a, No. 9. 



33. P. Karrer and W. Manz, Helv. Chim. Acta, 1946, 29, 1152. 



34. D. W. WooUey and A. G. C. White, Proc. Soc. Exp. Biol. Med., 



1943. 52, 106. 



35. R. West and A. F. Coburn, Trans. Assoc. Amer. Physicians, 1940, 



55, 173. 



36. A. E. Schaefer, J. M. McKibbin and C. A. Elvehjem, /. Biol. Chem., 



1942, 144, 679. 



37. D. W. WooUey, ibid., 1945, 157, 455. 



38. D. W. Woolley, ibid., 1946, 162, 179. 



39. E. Auhagen, Z. physiol. Chem., 1942, 274, 48. 



40. J. A. Gautier, Compt. rend., 1946, 222, 394. 



41. J. T. Minor, G. F. Hawkins, C. A. Vander Werf and A. Roe, /. 



Amer. Chem. Soc, 1949, 71, 1125. 



42. G. F. Hawkins and A. Roe, /. Org. Chem., 1949, 14, 328. 



43. J. Schmidt-Thome, Z. Naturforsch., 1943, 3b, 136. 



44. P. Ellinger, G. Fraenkel and M. M. Abdel Kader, Biochem. J., 



1947. 41, 559. 



295 



