SUBJECT INDEX 



1049 



Pitressin-inactivating capacity of liver, 



and choline, 251 

 Pituitary gland (sec Hypophysis) 

 Pivalic acid (see Trirncthylacetic acid) 

 Placenta, carotenoids in, 511, 512 

 in tocopherol deficiency, 717 

 phospholipids in, 58 

 provitamin D in, 633 

 Plant, alcohols in, 321, 322 



arachidonate absence from, 184 

 ergosterol in, 631, 633 

 fattj' aldehj'des in, 318 

 hydrocarbons in, 319-325 

 tocopherols in, 689-691 

 unsaturated acids in, 42 

 vitamin D in, 641, 642 

 vitamin K in, 754, 755 

 Plant sterols (see Phytosterols) 

 Polar bear, toxicity of liver, 604, 605, 610 



vitamin A in, 509, 510 

 Polycarboxjdic acids, metabolism of, 305- 



315 ' 

 Poly-c^s-7-carotene, as isomerization prod- 

 uct, 544 

 Polyene-aj,w'-dicarboxylic acid amides, 



316 

 Polyethenoid acids (see Unsaturated acids) 

 Polj'ketonic acids, 304, 305 



in metabolism of fatty acids, 82, 83 

 Polyoxyethylene sorbitan monooleate (see 



Tween 80) 

 Polyoxyethylene sorbitan monopalmitate 



(see Tween 40) 

 Polyphenolsulfuric acid, 335 

 Polyunsaturated acids (see also Un- 

 saturated acids) 

 in blood, 825 



interconversions of, 809-816 

 methods for analysis, 790-793 



of preparation, 786-790 

 of biological importance, 784-786 

 synthesis, 793, 794 

 Poppyseed oil, coefficient of digestibility, 

 905 

 EFA in, 827 

 tocopherols in, 690, 901 

 P:0 ratios, during fatty acid oxidation, 

 104 



Porphyropsin, 451-453, 459, 460, 569, 570, 

 575, 601 

 synthesis, 573 

 Portal system, in fat transport, 4 

 Potassium, effect on cholesterol biosj^n- 

 tliesis, 393 

 effect on fatty acid oxidation, 202 

 in brain lipids, 249 

 Potatoes, lipoxidase in. 111 

 Pregnancy, as test for nutritional value of 

 fat, 916-918 

 effect of adrenalectomy on, 162 

 of dietary fat on, 846-849 

 of EFA on, 820-822 

 effect on blood cholesterol, 373, 374 

 Pregnancy disease in sheep, 150, 151, 157 

 Pregnanediol from cholesterol, 407, 410, 



420 

 Pregneninolone, 404 

 "Primer," in fatty acid oxidation, 102, 103, 



105, 107, 109 

 Pristane, 321 

 Proaccelerin, 766 



Pro-a-carotene, as provitamin A, 439 

 Pro-7-carotene, 541 

 absorption, 439 



biopotency, 428, 532, 537, 538, 542, 543 

 isomerization, 544 

 Proconvertin, 766 

 Progesterone, from cholesterol, 407 

 Proline, effect on phospholipid turnover, 

 64 

 glucose from, 248 

 Prolycopene, 535, 541 



isomerization of, 544 

 Propamidine, effect of phospholipid on 



action of, 249, 250 

 Propionaldehyde, 300 

 oxidation, 108, 109 

 reaction with pyruvate, 166 

 Propionic acid, acetyl groups from, 137, 

 258 

 antibacterial action, 866, 871 

 formation in kidney, 82, 300 

 from isobutyric acid, 300 



valeric acid, 299 

 glucose from, 214, 232, 258, 259, 288 

 in phlorhizinized dog, 78, 214 



