X CONTENTS 



Page 

 XII. Requirements and Factors Influencing Them 394 



M. K. HORWITT 



CHAPTER 16. THIAMINE 



I. Nomenclature 404 



Robert S. Harris 



II. Chemistry 404 



B. C. P. Jansen 



III. Industrial Preparation 409 



H. M. WUEST 



IV. Biochemical Systems 425 



B. C. P. Jansen 



V. Specificity of Action 442 



B. C. P. Jansen 



VI. Biogenesis 445 



B. C. P. Jansen 



VII. Estimation 448 



B. C. P. Jansen 



VIII. Standardization of Activity 453 



B. C. P. Jansen 



IX. Occurrence in Food 454 



B. C. P. Jansen 



X. Effects of Deficiency 460 



B. C. P. Jansen 



XI. Pharmacology 466 



Klaus R. Unna 

 XII. Requirements and Factors Influencing Them 472 



A. Of Animals 472 



B. C. P. Jansen 



B. Of Man 478 



W. H. Sebrell, Jr. 



CHAPTER 17. THE TOCOPHEROLS 



I. Nomenclature 482 



Robert S. Harris 



II. Chemistry 483 



Henry A. Mattill 



III. Industrial Preparation 495 



Philip L. Harris 



IV. Biochemical Systems 501 



Henry A. Mattill 



V. Estimation 506 



Henry A. Mattill 



VI. Occurrence in Food 512 



Henry A. Mattill 



VII. Effects of Deficiency 514 



Karl E. Mason 



VIII. Pharmacology 562 



Karl E. Mason 



