SUBJECT INDEX 



575 



Vitamin G {continued) 

 quantitative determination, 129-135, 



365, 371 

 relation to lactation, 145-146 

 to nutrition, 140-147, 395 

 to protein metabolism, 145, 395 

 to reproduction, 145-146 

 solubility in alcohol of different 



strengths, 135, 136 

 stability of, 124-126, 136, 370, 371, 



482 

 storage in body, 146, 147 

 "unit" of, 137 

 Vitamin theory, 13-25, 157 

 Vitamins, fat-soluble. See Vitamins A, 

 D, E 

 water-soluble. See Vitamins B, C, 

 G 

 "Vitavose," 512 



Walnut oil, 340 



Walnuts, 94, 269, 462 



Water, shaking butterfat with, 228- 



229 

 Watercress, 201, 375 

 Watermelon, 205, 269, 467 

 Water-soluble B, 21, 25, 52, 53, 157. 



See also Vitamin B 

 Water-soluble C, 21. See also Vitamin 



C 

 Water-soluble vitamins, differentiation 



of. 111 

 Wave-lengths of light, in formation of 



vitamin D, 313 

 in prevention and cure of rickets, 297 

 Whale oil, 271 

 Wheat, 53, 90, 108, 123, 125, 129-130, 



132-133, 137, 203-204, 252, .''Ol, 



316, 325, 2>ZZ, 341, 359, 370, 410- 



411, 429, 438, 451, 454, 470, 473, 



497, 506, 520 

 extraction of with alcohol, 53, 133 

 embryo, 47, 52, 53, 56, 57, 62, 67, 69, 



72,, 109, 123, 129-130, 225, 324, 



340-341 454 511 



germ, 56, 62, 90, 117, 158, 316, 402, 



422, 452, 464, 493 

 germ oil, 347, 378 

 gluten, 316 

 oil, 512 

 plant, 332 

 shoots, 464 



White beans, 56 



bread, 180 



vs. yellow turnips as source of Vita- 

 min C, 193 

 Williams-Waterman factor, 125 

 Wool fat, 406 

 Worms, 225 

 Wort, 505 



"X." See Vitamin E 



X-rays, 317-319 



Xanthophyll, 227, 250, 527, 475. See 

 also Carotinoids ; Pigments 



Xanthoproteic, 27 



Xerophthalmia, 224-225, 231, 250, 274, 

 284, 299, 303, 320, 363-364, 367, 

 387, 389, 406, 414, 451, 469, 471, 

 480-481, 495, 497, 509, 522. See 

 also Infection; Ophthalmia; Vita- 

 min A 



Yautia, 246, 268, 373, 482 

 Yeast, 28, 31, 33-35, Z7, 39-42, 44-48, 

 53-58, 63-65, 68, 69, 72>, 76-80, 90, 

 95, 100-103, 108, 109, 115-117, 

 119, 120, 122, 123, 125-131, 137- 

 138, 140, 164, 169, 176, 257, 300, 

 320, 324, 326, 327, ZZ2>, 334, 354, 

 371, 374, 378, 380, 382, 386, 387, 

 389, 391, 396-398, 401, 402, 409, 

 411, 413, 414, 425, 429, 437, 438, 

 440, 445, 449, 456, 469, 470, 472- 

 474, 476, 478, 481, 483, 493, 496, 

 504, 507, 511, 514, 516, 525-527, 

 530 

 autoclaved, 100, 102 

 concentrates of, 2)7, 39, 45, 65, 397, 



438, 481 

 extracts of, 45, 64, 78, 79, 398, 470 

 for use in experimental diet, 257, 425 

 irradiated, 334, 411, 440 

 protein, 473 

 fat, 128, 429, 449 

 Yeast-growth method, 95, 386 

 Yellow vegetables. See Vitamin A 

 Yolk. See Egg. 



Young, nutrition of, 513. See also 

 Growth 

 rearing of, 286-292. See also Lacta- 

 tion 



Zinc chloride, 43, 62 

 Zymosterol, 429, 478 



