SUBJECT INDEX 



983 



Hormosira banksii, 



Na+ transport, iodoacetate, 187 



respiration, iodoacetate, 88 

 Hydrogen, 



evolution of, arsenite, G97 



utilization by bacteria, arsenite, 697 

 Hydrogenase, 



arsenite, 630 



iodoacetate, 55 



SH reagent comparison, 806 



silver, 806 

 Hydrogenlyase, 



iodoacetamide, 55, 272 



iodoacetate, 55, 272 



o-iodosobenzoate, 806 



SH reagent comparison, 806-807 

 Hydrogenomonas facills, hydrogen utili- 

 zation by, 



arsenite, 697 

 Hydrogen peroxide, 



formation by quinones, 535 



proteinase {Trifolium), 812 

 Hydrolapachol, lethal dose, 511 

 Hydroquinone, see j3-Benzohydroc{uinone 

 a-Hydroxy acid oxidase, 



iodoacetate, 55-56 



SH reagent comparison, 807 

 2-Hydroxy-3-amino-l,4-naphthoquinone, 



lethal dose, 511 

 2-Hydroxy-5-amino-l,4-naphthoquinone, 



bacterial growth, 545, 547, 549-550 



lethal dose, 511 

 3-Hydroxyanthranilate oxidase, 



arsenite, 656 



iodoacetate, 151 

 Hydroxy-33-benzohydroquinone, lethal 



dose, 509, 518 

 Hydroxy - p - benzoquinone, oxidation- 

 reduction potential, 430 

 2-Hydroxy-3-bromo-l,4-naphthoquinone, 



bacterial growth, 545, 547, 549-550 

 2-Hydroxy-6-bromo-l,4-naphthoquinone, 



bacterial growth, 545, 547, 549 

 /5-Hydroxybutyrate, oxidation of, 



arsenite, 659 



arsenite-BAL, 659 



phthiocol, 479 

 ^-Hydroxybutyrate dehydrogenase. 



arsenicals, 630, 645-646 



cadmium, 807 



iodoacetamide, 142 



iodoacetate, 142 



quinones, 453 



SH reagent comparison, 807 

 y-Hydroxybutyrate dehydrogenase, arse- 

 nite, 630 

 /?-Hydroxybutyrate:NAD oxidoreductase 



arsenite, 657 

 2-Hydroxy-3-chloro-l,4-naphthoquinone, 



bacterial growth, 545, 547, 549-552, 



557 



fungal growth, 563 



lethal dose, 511 



prothrombin biosynthesis, 517 



tubercular infections, 559 

 2-Hydroxy-6-chloro-l,4-naphthoquinone, 



bacterial growth, 544-545, 547, 549-550 

 ^-Hydroxyisobutyrate dehydrogenase, io- 

 doacetate, 46 

 y-Hydroxy-a-ketoglutarate synthetase, 



iV-ethylmaleimide, 349 

 3-Hydroxymenadione, see Phthiocol 

 5-Hydroxymenadione, inflammatory ac- 

 tion, 505 

 6-Hydroxymenadione, see also 6-Hydro- 



xymenadione-sulfonate, 



fungal growth, 564 

 8-Hydroxymenadione, bacterial growth, 



548 

 6-Hydroxymenadione-sulfonate, 



bacterial growth, 548 



brucellosis, 559-560 

 2 - Hydroxy - 3 - mercaptoaceto - 1 ,4 - naph- 

 thoquinone, fibroblast mitosis, 528 

 /3-Hydroxy-/S-methylglutarate cleavage 



enzyme, iodoacetamide, 142 

 /?-Hydroxy-/J-methylglutarate condensing 



enzyme, iodoacetamide, 142 

 2-Hydroxynaphthazarin, Euglena growth, 



574 

 2 - Hydroxy - 1 ,4 - naphthoquinones, see 



Lawsone 

 5-Hydroxy-l,4-naphthoquinones, see Ju- 



glone 

 8 - Hydroxy - 1,2 - naphthoquinone, see 



Diosquinone 



