SUBJECT IXDEX 



1031 



Human {continued): 



absorption, 697, GOS 

 deficiency, 711 

 requirement, 748, 749 

 tricaprin oxidation in, 88 

 vitamin A, al)sorptioii, 434 

 deficiency, 599-604 

 hypervitaminosis, 610, 611 

 in blood, effect of age, 472, 522 

 of diet, 471, 472 

 of hormones, 473 

 of sex, 473 

 normal values, 469 

 pathologic factors, 474, 475 

 in milk, 557, 558, 560-562 

 in tissues, 511, 512 

 in urine, 554 

 vitamin A, requirements, 578, 588, 589 



toxicity level, 614, 615 

 vitamin D, effects on Ca, P, 659, 670 

 in blood, 655 

 in milk, 649 

 in tissues, 655 

 requirements, 678 

 toxic levels, 680, 681 

 vitamin K, deficiency in, 758, 772, 776 

 requirement, 781 

 Hydrocarbons, aliphatic, 319-327 

 metabolism, 325-327 

 occurrence, 319-321, 325 

 unsaturated, 322-325 

 Hydrocarbons, aromatic, 328-359 



halogenated, 344-346 

 Hydrogenated fats, absorption rates, 90S 

 digestibility of, 906 

 EFA in, 830-&32 

 effect of Ca on utilization, 877 

 Hydrolecithin, degradation of, 238 

 Hydroperoxides, formation during lipoxi- 



dase action, 115 

 Hydroquinone, effect on vitamin A utiliza- 

 tion, 508 

 excretion of, 330, 331 

 Hydrotropic acid (see a-Phenylpropionic 



acid) 

 Hydroxy acids, a-hydroxy, 301, 302 

 /3-hydroxy, 93, 94, 105, 302, 303 

 in fatty acids oxidation, 76, 77 



H3'droxy acids (coniinved): 

 9,10-hydroxy, 97 

 metabolism, 75 

 /3-Hydroxyacyl-CoA-dehydrogenase, 107 

 1-Hydroxyanthracene, 351, 352 

 4-Hvdroxy-l,2-l)enzanthracene, 355 

 8-Hydroxy-3,4-benzpyrene, 356, 357 

 /3-Hydroxybut>Tate dehydrogenase, 109, 



" 118 " 

 /3-Hydrox3-butyric acid, 120 

 acetoacetate from, 133 

 dehj-drogenation, 117 

 from acetoacetate, 168 

 from amino acids, 132 

 in fatty acid oxidation, 75, 77, 94 

 in blood, 26, 154 

 in urine, 122, 139-141, 154, 219 

 oxidation, 106, 176, 303 

 extrahepatic, 198 

 P:0 ratio, 104 

 relation to coma, 122 

 Hydroxybutyryl-CoA, 109 

 /3-Hydroxycaproic acid, 75 



oxidation of, 303 

 /3-Hydroxycaprylic acid, oxidation of, 303 

 7-Hydrox3Tholesterol, 410, 411 

 activation in vivo, 657 

 as provitamin D, 627 

 3-Hydroxychrysene, 355 

 /3-Hydrox>'hexanoic acid, oxidation of, 303 

 j3-Hydroxyhexenoic acid, dehydrogenase 



action on, 118 

 /3-Hydroxy-7-hexenoic acid, oxidation of, 



303 

 a-Hydroxyisobutyric acid, metabolism of, 



302 

 /3-Hydroxyisobutyric acid, 300 

 a-Hydrox3'isocaproic acid, oxidation of, 



302 

 /3-Hydroxj'isocaproic acid, oxidation of, 



303 

 /3-Hydroxyisovalerate, in cholesterol bio- 

 s\-nthesis, 385 

 metabolism, 302 

 a-Hydroxyisovaleric acid, oxidation of, 302 

 /S-HydroxN'lauric acid, inhibition of fatty 



acid oxidase, 303 

 p-Hj'droxymesitylenic acid, 342 



