656 



SUBJECT INDEX 



detoxification by, 64 

 reduction of, 2-3, 12 



p-Nitrobenzoylglycine, effect on growth, 

 25 



o-Nitrochlorobenzene, in riboflavin syn- 

 thesis, 315 



6-Nitroflavins, 331 



Nitrogen mustard, see Methylbis-(/3- 

 chloroeth3'-l)amine 



Nio-Nitrosopteroylglutamic acid, ac- 

 tivity of, 103 



Nitrosotocopherols, in assay, 508-509 



p-Nitrotoluene, 12 



5-Nitrouracil, as inhibitor, 150 



o-Nitroxylidine in riboflavin synthesis, 

 315 



Norit eluate factor, 175-176, see also 

 Pteroylglutamic acid 



Notatin, see Glucose oxidase 



Novocaine, 8 



Nucleic acids, 

 effect on conjugase, 166 

 in ribose preparation, 318 



Nucleotides, in muscular dj^strophy, 558- 

 559 



Nutritional encephalomalacia, tocoph- 

 erol and, 535 



O 



Octahydroflavins, 312 

 Oils, as tocopherol sources, 495-496 

 Old yellow enzyme, see also Yellow en- 

 zyme 



chemical properties, 340 



mechanism of action, 341-342 



preparation, 334 

 Oral lesions, in pteroylglutamic acid de- 

 ficiency, 182-183 

 Oryzamin, see Thiamine 

 Ovoflavin, see Riboflavin 

 Oxalacetic acid, 443 



formation from pyruvate, 433 



transamination of, 236 

 Oxy thiamine, 465 



PABA, see /O-Aminobenzoic acid 

 PAHA, see p-Aminohippuric acid 

 Paludrine, 



as inhibitor, 150-151 



riboflavin and, 330 



Pancreatic fibrosis, 



ceroid and, 556 



tocopherol and, 553, 554 

 Panthesine, 8 

 Pantocaine, 8 



Pantothenic acid, 11, 17, 35, 37, 44-45, 

 59, 160 



achromotrichia and, 37-40, 41, 84 



in detoxification, 45 



in vitamin Be deficiency, 270 



pteroylglutamic acid and, 39, 173 



tocopherol and, 569 

 DL-N-Pantoj'1-n-butylamine, 17 

 Pellagra, 456 

 Penicillin, 17, 129 

 Pentoses, as growth factors, 590 

 Peptides, as growth factors, 585-588 

 Pernicious anemia, pteroylglutamic acid 



and, 210-213 

 PGA, see Pteroylglutamic acid 

 Phenylacetic acid, detoxification b}^, 64 

 Phenylalanine, 11, 17, 18 



requirement for, 279 

 o-Phenylenediamine, 



in riboflavin sjmthesis, 314 



in tocopherol assay, 509 

 Phenylglj^cine, 64 



Phenylhydrazine, carboxylase and, 437 

 Phenylpropionic acid, detoxification by, 



64 

 Phenylpyruvic acid, 443 



oxidation, 444 

 Phloroglucinol, in aromatic biosynthesis, 



17 

 Phosphatase, 440 



p-aminobenzoic acid and, 56-57 



carboxylase activity and, 428-429 

 Phosphate, in pyruvate oxidation, 434- 



436 _ 



Phosphogluconic acid, in pentose forma- ■ 

 tion, 323-324 " 



Phospholipids, 539 

 Phosphopyruvic acid, 439 

 Phosphoric acid, tocopherol and, 494, 503 

 Phosphorus, dietary, in stiffness syn- 

 drome, 592-593 

 Phosphorylase, ^j-aminobenzoic acid in, 



13 ' 

 Photosynthesis, lipoic acid and, 582-583 

 Phthaleins, in pyridoxine estimation, 245 

 Phycotnyces, in thiamine estimation, 451 



