CONTENTS IX 



Page 



C. In Microorganisms 276 



Esmond E. Sxkli. 



D. In Man 280 



P. Gyorgy 



XI. Pharmacology 290 



Klaus R. Unna 

 XII. Requirements and Factors Influencing Them 293 



A. Of Animals 293 



Henry Sherman 



B. Of Man 298 



P. Gy5rgy 



CHAPTER 15. RIBOFLAVIN 



I. Nomenclature 300 



Robert S. Harris 



II. Chemistry 301 



Theodor Wagxer-Jauregg 



III. Industrial Preparation 332 



Theodor Wagner-Jauregg 



IV. Biochemical Systems 334 



M. K. HORWITT 



V. Specificity of Action 358 



M. K. HoRWITT 



VI. Biogenesis 359 



M. K. HoRWITT 



VII. Estimation 361 



A. Physical and Chemical Methods 361 



D. M. Hegsted 



B. Biological Methods 369 



D. M. Hegsted 



C. Microbiological Methods 372 



Esmond E. Snell 



VIII. Standardization 373 



M. K. Horwitt 



IX. Occurrence in Food 374 



M. K. Horwitt 

 X. Effects of Deficiency 377 



A. In Microorganisms 377 



Esmond E. Snell 



B. In Plants 379 



M. K. Horwitt 



C. In Insects 379 



M. K. Horwitt 



D. In Animals 380 



M. K. Horwitt 



E. In Man 387 



M. K. Horwitt 



XI. Pharmacology 391 



M. K. Horwitt 



