SUBJECT INDEX 



1059 



Thyroxine {continued): 



on cholesterolemia, 376 

 on fatty acid oxidation, 203 

 on milk vitamin A, 562 

 on vitamin A absorption, 436 

 vitamin A interaction with, 615, 616 

 Tissue injury, effect on cholesterol syn- 

 thesis, 397 

 Tobacco, hydrocarbons in, 320 

 a-Tocopherol, absorption, 698, 699 

 action on lipoxidase, 114 

 and antibacterial action of unsaturated 



acids, 870 

 antioxidant action, 737, 738 



vs. antisterilit}', 686 

 biopotency, 738, 744, 745 

 effect on carotene conversion, 450 

 on cholesterol absorption, 365 

 on elimination of carcinogens, 357 

 on vitamin A utilization, 528, 739, 740 

 in photo-oxidation protection of linole- 



ate, 188, 189 

 occurrence, 689-697, 903 

 /3-Tocopherol, antioxidant action, 737, 738 

 biopotencj', 688, 745 

 discovery, 684, 688 

 occurrence, 689-691, 693, 903 

 sparing action on vitamin A, 739, 740 

 7-Tocopherol, absorption, 698 

 antioxidant action of, 737, 738 

 biopotency, 687, 738, 745 

 effect on vitamin A utilization, 528, 739, 



740 

 in photo-oxidation of linoleate, 189 

 isolation, 687 

 occurrence, 689-695 

 5-Tocopherol, absorption, 698, 699 

 antioxidant vs. antisterility, 686, 738 

 biopotency, 687, 745 

 discovery, 683 



occurrence, 689-691, 694, 695, 903 

 sparing action on vitamin A, 740 

 e-Tocopherol, biopotency, 688 

 discovery, 684, 688 

 occurrence, 689-691 

 f-Tocopherol, biopotency, 688 

 discovery, 684, 688 

 occurrence, 689-691 



?7-Tocopherol, discovery, 684 



occurrence, 689-691 

 Tocopherols, absorption, 697-699, 710 

 acid-fast pigment and, 713, 714 

 antioxidant vs. antisterility, 686 



in vitro, 738 

 as components of enzyme systems, 734, 



735 

 biopotency of various forms, 744, 745 

 carbohydrate metabolism and, 707-709 

 deficiency, 703, 704, 710, 711 

 effect of rancid fat on, 922 

 effect on carotene absorption, 428 

 on carotene conversion, 540 

 on stomach ulcers, 732, 733 

 on teeth depigmentation, 733, 734 

 on vascular system, 725-729 

 on vitamin A requirement, 591 

 storage, 527-529 

 esters, utilization, 701 

 excretion, 701 

 historical, 684-689 

 in blood, 699-701 

 International Unit, 745, 746 

 isolation, 683, 684, 686, 687 

 kidney nephrosis and, 732 

 lipid metaboUsm and, 709-711 

 liver cirrhosis and, 730-732 

 mean fertility dose, 746 

 metabolism, 699-703 

 mineral metabolism and, 711-713 

 occurrence, 689-697, 901-903 

 physiological effects, 684-689, 703-744 

 protein metabolism, and, 704-707, 735 

 relation to muscle, 718-725 

 reproduction and, 714-718, 917, 918 

 Tocopherols, requirements, 745-749 



role in deposition of adipose tissue, 729- 



730 

 sparing action on carotenoids, and vita- 

 min A, 738-740 

 structure, 684, 688 

 tissue peroxides and, 731 

 transport, 699 

 a-Tocopherylhydroquinone, 701, 702, 723, 



731, 742 

 a-Tocopherylquinone, 701, 702, 723, 739, 

 742 

 and vitamin K, 772 



