668 THE BIOCHEMISTRY OF B VITAMINS 



49. McNutt, W. S., and Snell, E. E, J. Biol. Chem., 173, 801 (1948). 



50. Rabinowitz, J. C, and Snell, E. E., Anal. Chem., 19, 277 (1947). 



51. Rabinowitz, J. C, and Snell, E. E., J. Biol. Chem., 169, 643 (1947). 



52. Schweigert, B. S., J. Biol. Chem., 168, 283 (1947). 



53. Boyd, M. J., Logan, M. A., and Tytell, A. A, J. Biol. Chem., 174, 1013 (1948). 



54. Boyd, M. J., Logan, M. A., and Tytell, A. A., J. Biol. Chem., 167, 879 (1947). 



55. Rabinowitz, J. C, and Snell, E. E., J. Biol. Chem., 176, 1157 (1948). 



56. Singal, S. A., and Sydenstricker, V. P., Science, 94, 545 (1941). 



57. Huff, J. W., and Perlzweig, W. A., Science, 100, 15 (1944). 



58. Huff, J. W., and Perlzweig, W. A., J. Biol. Chem., 155, 345 (1944). 



59. Rabinowitz, J. C, and Snell, E. E., Proc. Soc. Exptl. Biol. Med., 70, 235 (1949). 



60. Scott, M. L.. Norris, L. C, Heuser, G. F., Bruce, W. F., Coover, H. W., Jr., 



Bellamy, W. D., and Gunsalus, I. C, J. Biol. Chem., 154, 713 (1944). 



61. Scott, M. L, Norris, L. C, Heuser, G. F., and Bruce, W. F., J. Biol. Chem., 158, 



291 (1945). 

 61a. Hutchings, B. L., Oleson, J. J., and Stokstad, E. L. R., J. Biol. Chem., 163, 

 447 (1946). 



62. Heyl, D., Harris, S. A., and Folkers, K, J. Am. Chem. Soc, 70, 3429 (1948). 



63. Snell, E. E., and Rabinowitz, J. C., J. Am. Chem. Soc, 70, 3432 (1948). 



64. Heyl, D., Luz, E., Harris, S. A., and Folkers, K., J. Am. Chem. Soc, 70, 1670, 



3*669 (1948). 



65. Ott, W. H., Proc. Soc. Exptl. Biol. Med., 61, 125 (1946). 



66. Cravens, W. W., and Snell, E. E., Fed. Proc, 8, 380 (1949). 



67. Emerson, G. A., Fed. Proc, 6, 406 (1947). 



68. Cerecedo, L. R., and De Rinzo, E., Abstr. of Papers, 112th Meeting American 



Chemical Society, Sept. 1947, p. 25C 



69. Mushett, C. W., Stebbins, R. B., and Barton, M. N., Trans. N. Y. Acad. Sci., 9, 



291 (1947). 



70. Martin, G. J., Avakian, S., and Moss, J., J. Biol. Chem., 17 '4, 495 (1948). 



71. Ott, W. H., Proc Soc. Exptl. Biol. Med., 66, 215 (1947). 



72. Umbreit, W. W., and Waddell, J. G., Proc Soc. Exptl. Biol. Med., 70, 293 (1949). 



73. Nelson, M. M., and Evans, H. M., Proc. Soc Extpl. Biol. Med., 68, 274 (1948). 



74. Porter, C. C, Clark, I., and Silber. R. H., J. Biol. Chem., 167, 573 (1947). 



75. Gaebler, O. H., and Herman, E. V., Fed. Proc, 6, 254 (1947). 



76. Stoerck, H. C, Fed. Proc. 7, 281 (1948) ; ./. Biol. Chem. 171, 437 (1948). 

 76a. Wooley, J. G., and Murphy, M. K, J. Biol. Chem., 178, 869 (1949). 



77. Beiler, J. M., and Martin, G. J., J. Biol. Chem., 169, 345 (1947). 

 77a. Martin, G. J., and Beiler, J. M., Arch. Biochem., 15, 201 (1947). 



78. Parker, E. D., and Shive, W., J. Am. Chem. Soc, 69, 63 (1947). 



79. McElvain, S. M., and Goese, M. A., J. Am. Chem. Soc, 65, 2233 (1943). 



80. Brown, R. F, and Miller, S. J., J. Org. Chem. 11, 388 (1946). 



81. Perez-Medina, L. A., Mariella, R. P., and McElvain, S. M., /. Am. Chem. Soc, 



69, 2574 (1947). 



82. Mariella, R. P., and Leech, J. L., J. Am. Chem. Soc, 71, 331 (1949). 



83. McCasland, G. E., Tarbell, D. S., Carlin, R. B., and Shakespeare, N., J. Am. 



Chem. Soc, 68, 2390 (1946). 



84. McCasland, G. E., and Tarbell, D. S., /. Am. Chem. Soc, 68, 2393 (1946). 



85. Shwartzman, G., and Fisher, H., J. Biol. Chem., 167, 345 (1947). 



