PAGE 



IX. DISCUSSION OF RESULTS 437 



X. SUMMARY 438 



XI. BIBLIOGRAPHY 439 



B. CAROTIN AND XANTHOPHYLLS DURING DIGESTION 



I. INTRODUCTION 441 



II. METHODS OF STUDY 441 



III. ACTION OF DIGESTIVE JUICES 442 



IV. CHARACTER OF PIGMENTS ALONG DIGESTIVE TRACT 444 



V. THE EXCRETED PIGMENTS 445 



VI. DISCUSSION OF RESULTS 445 



VII. SUMMARY AND BIBLIOGRAPHY 446 



C. THE PIGMENTS OF HUMAN MILK FAT 



I. INTRODUCTION 447 



II. EXPERIMENT I 447 



III. EXPERIMENT II 448 



IV. DISCUSSION OF RESULTS 449 



V. SUMMARY . . 450 



BIOGRAPHY 451 



