SUBJECT INDEX 



l3oalloxazine, 6 : 8 - dimethyl - g - (D - i'- 



ribityl)-, 207. 

 — , 6:7- dimethyl - 9 - (D - riboside) - , 



207, 

 — , 9 - (L - i' - tetraacetylarabityl)- 



138. 



— • 9-(D-i'-xylityl)-, 138, 207, 



— , 6 - ethyl - 7 - methyl - 9 - (L - i' - 



arabityl)-, 207. 



— , 9-(D-i'-ribityl)-, 206. 



— , 7-ethyl-9-(D-i'-ribityl)-, 207. 



— , 9-methyl-, 137. 



— , 7-methyl-9-(L- 1 '-arabityl)-, 207. 



— , 9-(D-i'-dulcityl)-, 207. 



— , 9-{D-i'-maniiityl)-, 207. 



— , 6-methyl-9-(D-i'-ribityl)-, 206. 

 ■ — , 7-methyl-9-(D-i'-ribityl)-, 206. 



— , 9-(b-i'-sorbityl)-, 207. 



— , 6:7: 9-trimethyl-, 137. 

 "Iso-j3-biotin", 417. 

 Isobutyric acid, ^-pantoylamino-, 399. 

 Isocitric acid, 626, 627. 

 Isocytosine, 5-methyl-, 513. 

 Isodialuric acid, 145. 

 Isomytilitol, 579. 

 Isonicotinic acid, 288, 290, 560. 

 Isophthalic acid, 4-amino-, 562. 

 Isopyridoxine, 343. 

 Isoquinoline, 215. 

 — , 4-methoxy-3-methyl-, 302. 

 Isoquinoline derivatives, enzymic oxida- 

 tion of, 196. 

 Isoriboflavine, 207, 208, 

 Isoserine, 394. 

 — , pantoyl-, 399. 

 Isoxanthopterin, 126. 



carbox^dic acid, 126. 



• — , desimino-, 126. 



Kale, vitamin content of, 363. 

 Keratitis, 175. 



a-Ketoglutaric acid, 443, 453, 626, 628. 

 Kidney, vitamin content of, 44, 166, 



234. 316, 363, 423, 483, 537, 570, 588. 

 Kloeckera brevis, 106, 281, 311, 338, 361, 



386, 569, 577. 

 Konig reaction, 219. 

 Kwashiorkor, 174, 

 Kynurenic acid, 250, 251. 

 Kynurenine, 229, 250, 251, 336, 345, 



346. 



Lactic acid, 90, 197, 445, 625, 627, 



oxidase, 197. 



Lactic dehydrogenase, 93. 



Lactobacilli, synthesis of riboflavine by, 



148. 

 Lactobacillus arabinosus, 203, 227, 229, 

 281, 282, 283, 290, 291, 294, 360, 

 380, 381, 382, 386, 395, 396, 397, 



67 



Lactobacillus arabinosus [contd.), 398, 

 399, 400. 422. 439. 442, 443. 444. 

 447, 449, 450, 451, 452, 453, 454, 

 510, 515, 516, 517, 518, 549, 556, 

 562, 563. 



— bulgaricus, 361, 622. 



— casei c. See Lactobacillus helveticus. 



— fermenti, 35, no, 127, 399, 400, 622. 



— helveticus, 157, 203, 204, 209, 228, 



281, 312, 313, 339, 340, 343, 344. 

 354, 360, 380, 387, 394, 395. 396, 

 397. 398, 399. 400. 417. 421. 422, 

 439. 442. 446, 447. 448, 449, 45©. 

 452, 453, 454, 457, 458, 459, 460, 

 461, 463, 464, 470, 471, 472, 478, 

 481, 483, 509, 511. 513, 514, 515, 

 517. 519, 520, 522, 523, 527, 556, 

 562, 616, 617, 621, 622. 



— lactis, 531, 534, 539, 543. 



— leichmannii, 521, 534, 535, 543, 622. 



— pentosus, 381, 382, 397, 450, 452, 556, 



562. 



— plantarum, 391. 

 Lactoflavine, 134. 



Lake herring, vitamin content of, 234. 



Langenbeck cycle, 100. 



Lasioderma serricorne, 115, 205, 287, 



341, 389, 441. 512, 597- 

 L. casei factor, 457, 463, 467, 468, 471. 

 Lecithin, 582, 585, 601, 603, 

 Leeks, vitamin content of, 588. 

 Legumes, nodule bacteria of, 405. 

 Lemon juice, pyridoxine in, 316, 

 Lentils, vitamin content of, 43, 164, 233. 

 Lenzites betulina, 109. 



— sepiaria, 109. 



Leptospira icterohaemorrhagiae, 282. 

 Lettuce, vitamin content of, 43, 164, 



233. 588. 

 Leucine, N-methyl-, 195. 

 — , N-pantoyl-, 396. 

 Leucocytes, aneurine in, 69. 

 Leucoflavine, 198, 199. 

 Leuconostoc citrovorum, 520, 543, 622. 



— dextranicum, 439. 

 elai, 439. 



— Gayoni, 203, 622. 



— mesenteroides, 159, 204, 228, 229, 

 281, 381, 382, 397, 399, 400, 439. 



Leucopenia and folic acid deficiency, 

 459, 460, 461, 462, 484, 487, 488, 

 491. 497, 501. 



— riboflavine deficiency, 169. 

 Leucopterine, 476. 

 Leukemia, 554. 



Lindane, 578, 579, 580, 581. 



Lipocaic, 591. 



Lipotropic action of betaine, 582, 598- 



602. 

 choline, 582, 583, 591, 598-602. 



