



CONTENTS OF VOLUME I 



Page 



Contributors to Volume I v 



Preface vii 



CHAPTER 1 . VITAMINS A AND CAROTENES 1 



I . Nomenclature and Formulas 3 



Robert S. Harris 



II. Chemistry and Industrial Preparation 4 



Nicholas A. Mi las 



III . Biochemical Systems 59 



George Wald 



IV. Determination 87 



H. H. IXHOFFEN and H. PoMMER 



V. Standardization of Activity 99 



H. H. Inhoffen and H. Pommer 



VI . Occurrence 100 



II. H. Inhoffen and H. Pommer 



VII. Effects of Vitamin A Deficiency and Hypervitaminosis A in Animals 106 



S. Burt Wolbach 



VIII. Effects of Vitamin A Deficiency in Human Beings 137 



Karl E. Mason 

 IX. Requirements 



A. Of Animals 163 



F. H. Mattson 



B. Of Human Beings 171 



Karl E. Mason 



CHAPTER 2. ASCORBIC ACID 177 



I. Nomenclature and Formulas 179 



Robert S. Harris 



II. Chemistry 180 



Fred Smith 



III. Industrial Preparation 209 



Fred Smith 



IV. Biochemical Systems 211 



L. W. Mapson 



V. Estimation 242 



Mamie Olliver 



VI. Standardization of Activity 259 



Mamie Ollivek 



VII. Occurrence in Food 261 



Mamie Olliver 



VIII. Effects of Deficiency in Animals 269 



Mary Elizabeth Reid 



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