XIV CONTENTS 



II. The Biosynthesis of Triglycerides, Phospholipids, and Fatty Acids 

 in the Animal Body (^continued) 



(6) The Role of Hormones in the Biosynthesis of Fat 34 



a. The Effect of InsuUn 34 



b. The Effect of the Hormones of the Anterior Lobe of the 



Pituitar.v 36 



c. The Effect of Adrenal Hormones 37 



d. The Effect of the Thyroid Gland 37 



(7) Factors Other Than Hormones Affecting the Biosynthesis of Fatty 



Acids in Animals 37 



a. Fetal Synthesis 37 



b. Nutritional Status 37 



c. X-Irradiation 39 



d. Species 39 



e. The Effect of Vitamins 40 



f . The Effect of Experimental Diabetes 41 



g. The Effect of Glycerol 41 



3. The Biosynthesis of Unsaturated Fatty Acids 42 



4. The Disposition of Newty Synthesized Fatty Acids 43 



5. The Biosynthesis of Glycerol 43 



6. The Rate and Extent of Biosynthesis of Fatty Acids and of Glycerol 



from Acetate and Glucose 48 



7. The Biosynthesis of Phospholipids 48 



(1) Methods for the Demonstration of Phospholipid Biosynthesis 



in vivo 49 



(2) The Site of Bios3-nthesis of Phospholipids 51 



a. Liver 51 



b. Intestine 53 



c. Kidney 53 



d. Muscle 54 



e. Brain 55 



f . Blood Plasma and Cells 57 



g. Fetus 57 



h. Egg 58 



i. Bone ' 58 



j . Neoplastic Tissue 59 



(3) Factors Affecting the Biosynthesis of Phospholipids 59 



a. The Effect of Diet 59 



b. The Effect of Ingested Cholesterol 60 



c. The Effect of Adrenal Glands 60 



d. The Effect of Phlorhizin 61 



e. The Effect of Pancreatectomy 62 



f . The Effect of Lipotropic Agents and of Related Compounds . . 62 



(4) The Biosynthesis of the Nitrogenous Bases of Phospholipids. ... 64 



a. Ethanolamine 64 



b. Choline 65 



c. Sphingosine 67 



(5) Intermediates in Phospholipid Synthesis 67 



