SUBJECT INDEX 



751 



in methyl group synthesis, 23, 84-85 



in pantothenic acid deficiency, 653, 

 671-672, 685 



in pellagra, 553, 563 



leucocytes and, 90-91 



niacin toxicity and, 573 



relation to choline, 49, 83-84, 129 

 Folinic acid, see Citrovorum factor 

 Formaldehyde, 



formation from glycine, 41, 42 



in methyl group synthesis, 27, 33 



formation from sarcosine, 41 

 Formic acid, 83 



formation of, 41, 127 



in creatine formation, 31 



in histidine synthesis, 28 



methyl groups and, 22-23, 27, 33, 43-44 



in serine synthesis, 27, 41-42 



in transmethylation, 29 



metabolism of, 83-84, 86 

 lO-Formjdfolic acid, in creatine forma- 

 tion, 31 

 N-Formylkynurenine, in niacin syn- 

 thesis, 527 

 Fructose-l,6-diphosphate, 498, 501, 510- 



511 

 Fucosterol, 135, 136 

 Fumaric acid, 509 



in creatin formation, 31 



Galactose, 



reaction with sphingosine, 58-61 

 Gammexane, 336, see also Hexachloro- 



cyclohexane 

 Gastric ulcers, 



choline and, 90, 98 



pyridoxine and, 90 

 Gastrointestinal tract, 



inositol and, 379-380 



pantothenic acid and, 672-673 

 Gelatin, 



effect in choline deficiency, 76, 78 



effect on perosis, 93-94, 97 

 Gliadin, effect in choline deficiency, 77 

 Glucose, inositol and, 354, 355-356, 



377-378 

 Glucose dehydrogenase. 



coenzyme of, 493 



inhibition of, 508 



in triphosphopyridine nucleotide es- 

 timation, 511 

 Glucose-1 -phosphate, pyridine nucleo- 

 tides and, 497-498 

 Glucose-6-phosphate, 511 



oxidation of, 482 

 Glucosides, cardiac, 134 

 Glucuronolactone, pantothenic acid and 



685 

 Glutamic acid, 625 



niacin synthesis and, 522-523 



pyridine nucleotides and, 502 

 Glutamic dehydrogenase, coenzyme of, 



493 

 Glutamine, 32 



in niacinamide synthesis, 505 



niacin synthesis and, 523 

 Glutathione, 51 



in acetylation systems, 618 



vitamin K and, 440 

 L-Glyceraldehyde, 325 

 Glyceraldehyde-3-phosphate, in diphos- 

 phopyridine nucleotide estima- 

 tion, 510 

 Glycerol, 501, 619 



in inositol estimation, 360 

 Glycerophosphate, 8, 510 



hydrolysis of, 19 



in lecithin synthesis, 99 



phospholipid synthesis and, 70 



pyridine nucleotides and, 501 

 Glyceryl phosphorylcholine, 2, 8-9, 12, 62 



in lecithin synthesis, 52 



in tissues, 18-19 

 Glycine, 574 



conversion to glyoxylate, 42 



effect on perosis, 93-94, 97 



formate formation from 41 



formation from sarcosine, 41 



in aminoethanol formation, 83-84 



in heme sj'nthesis, 622 



in serine synthesis, 27, 41, 42, 85 



leucocytosis and, 91 



methyl derivatives of, 40 



niacin toxicity and, 573 



relation to betaine, 40 



relation to choline, 2, 40, 71, 79 



