IX. OCCURRENCE IN FOODS 



263 



TABLE IV 



PyRIDOXAL, PyKIDOXAMINE, and PyRIDOXINK CONTICNT 



OF Several Natural Materials" 



From Rabinowitz and Snell." Hydrolytic procedure h was employed in all cases, 

 t Calculated [total Bs-Cpyridoxal + pyridoxamine)]. These values are very inexact, since they bear 

 the cumulative errors of the three values from which they are calculated. 



=8 J. B. Neilands, F. M. Strong, and C. A. Elvehjcm, J. Nutrition 34, 633 (1947). 



29 W. A. Krehl and G. R. Cowgill, Food Research 15, 179 (1950). 



30 M. Ives, A. E. Pollard, C. A. Elvehjem, and F. M. Strong, /. Nutrition 31, 347 

 (1946). 



31 V. H. Cheldelin and R. L. Lane, Proc. Soc. Exptl. Biol. Med. 54, 53 (1943). 



32 S. A. Price, Cereal Chem. 23, 318 (1946). 



" V. R. Williams, W. E. Knox, and E. A. Fieger, Cereal Chem. 20, 560 (1943). 



3' O. D. Bird, J. M. Vandenbelt, and A. D. Emmett, /. Biol. Chem. 142, 317 (1942). 



35 J. M. Cooperman and C. A. Elvehjem, /. Nutrition 27, 329 (1944). 



3« F. W. Tanner, Jr., S. E. Pfeiffer, and J. J. Curtis, Cereal Chem. 24, 268 (1947). 



3' F. D. Carroll, J. Animal Sci. 9, 139 (1950). 



3s P. Sarma, Indian J. Med. Research 32, 117 (1944). 



39 B. S. Schweigert, H. E. Sauberlich, C. A. Elvehjem, and C. A. Baumann, J. Biol. 



Chem. 165, 187 (1946). 

 •'0 G. Kitzos, H. A. Schuette, and C. A. Elvehjem, ./. Nutrition 26, 241 (1943). 

 " M. H. Ilaydak, L. S. Palmer, M. C. Tanquary, and A. E. Vivino, ./. Nutrition 23, 



581 (1!H2). 

 « L. Porhnan and A. F. Morgan, Food Resvnrch 10, 334 (1945). 

 " J. C. Rabinowitz and E. E. Sncll, ./. Biol. Chem. 176, W'^l (1948). 



