SUBJECT INDEX 



1063 



Vitamin A (continued): 



hypervitaminosis, 604-019 (see also Hy- 



pervitaniinosis A ) 

 in blood, 407-475 



complex with protein, 407, 408 

 effect of age, 472, 47:3 

 of diet, 470-472 

 of hormones, 473, 474 

 of season, 474 

 of sex, 473, 524 

 normal values, 409, 470 

 pathological factors, 474, 475 

 relation to liver vitamin, 468, 409 

 tolerance curves, 471, 472 

 interaction with Ca and P, 010 

 with other vitamins, 010-619 

 with thiamine, 010 

 with thj^roxine, 015-017 

 with tocopherol, 738-740 

 with vitamin C, 610-018 

 with vitamin D, 018 

 with vitamin K, 018, 019 

 International Unit, 540 

 in vision, 508-570 



synthesis of rhodopsin from, 571-575 

 isolation, 422, 423 

 isomers, 545-549 

 lipoxidase action on, 110 

 natural vs. synthetic, 548 

 relation to ketonuria, 149, 151, 152 

 requirements for, 570-593 

 criteria, 570-578 

 effect of dietary factors, 592, 593 

 of sex, 589 

 of thyroid, 590, 591 

 of tocopherols, 591 

 of vehicle, 589, 590 

 minimum, 540 

 secretion into eggs, 504-507 

 secretion into milk, 555-502 

 effect of diet, 500-502 



of lactation cycle, 558, 559 

 of season, 559, 500 

 of thyroid, 502, 590, 591 

 storage, effect of age, 520-522 

 of carcinogens, 359, 529, 530, 554 

 of dosage, 522-524 

 of sex, 524-520, 589 



Vitamin A (contimied): 



of thyroid, 520, 527 

 of tocopherols, 527-529 

 toxicity level, 611-615 

 transport from intestine, 455, 456 

 Vitamin Aa, 495, 575 

 biopotency, 540 

 characterization, 545 

 distribution, 498, 499, 518, 546 

 from dehydro-/3-carotene, 534 



retinene2, 570 

 in frogs, 501, 502 

 in porphyropsin, 569 

 utilization, 546, 547 

 Vitamin A acetate, utilization of, 435, 436 

 Vitamin A acid, 549 

 Vitamin A aldehyde (see Retinene) 

 Vitamin A2 aldehyde (see Retinene^) 

 Vitamin A-epoxide, 532 

 Vitamin A esterase, occurrence, 433, 451 

 Vitamin A ethers, 551, 552 

 Vitamin A hydrocarbon, 553 

 Vitamin B (see also Thiamine) 



effect on cholesterol-androgen reaction, 



409 

 relation toketonemia, 148, 149 

 Vitamin Bi2, and dietary fat, 885 

 and sulfhydryl compounds, 280 

 effect on carotene conversion, 449 

 on choline oxidase, 240 

 on cysteine synthesis in deficiency, 287 

 in transmethylation, 00, 07, 285, 286, 

 288 

 Vitamins D, 621-081 

 absorption, 051-054 

 effect of rancid fat on, 922 

 effect on bone foi'mation, 072 

 on Ca, P metabolism, 059-070 

 on intestinal, fecal, pH, 673, 674 

 on respiratory metabolism, 674 

 on teeth formation, 672 

 esters, activity of, 653, 654 

 excretion, 053, 057 

 from cholesterol, 401, 410 

 historical, 021-623 

 hypervitaminosis, 078-681 

 interaction with vitamin A, 018 

 isolation, 423 



