212 



OXIDATION-REDUCTION POTENTIALS 



PAGE 



Haemolytic streptococci, electrode potentials 



of cultures 108 et seq. 

 „ „ peroxide forma- 



tion by ... 108 



„ ,, variants of ... 129 



Hoemophilus influenzce ... ... ...54,58 



Half-ceUs 33 



,, standard... ... ... ...32,33 



Half wave potential ... ... ... 155 



Hallochrome ... ... ... ... 66 



Helminthosporin ... ... ... ... 67 



Henna leaf pigment ... ... ... 68 



Hermidine, electrode potentials of ... 63 



Hexose-1 -phosphate ... ... ... 84 



Hexose-6-phosphate ... ... ... 85 



Histamine ... ... ... ... ... 146 



Homogentisic acid ... ... ... ... 76 



/B-Hydroxybutyi'ic-acetoacetic system ... 70 

 a-Hydi'oxyglutaric acid system ... ... 71 



Hydrogen, acceptors and donators ... 77 



„ activation ... ... ... 93 



,, electrode ... ... ... 6 



„ „ normal ... ... 6 



,, equilibrium pressure ... ... 9 



„ partial pressure 9 



„ peroxide, see Peroxide. 

 Hydroquinone : quinone system ... ...20,38 



Hydroxyphenazine ... ... ... ... 66 



Immunity ... 



Indicators, oxidation-reduction, see Dyes 



Indigodisulphonate, E^q curve 



Indigomonosulpbonate, E^q curve 

 Indigotetrasulphonate, E^q curve... 



Indigotrisulphonate, E^o curve ... 



)f 9 9 ClclXci ... . . 



Induline scarlet 



Infusion broth ... ... ... 108 et 



Instability factors ... 



Insulin 



lodinin 



Intensitj' level, oxidation-reduction 



lonisation 



Iridium electrode ... 



Iron, eifect on Alloxan potential ... 



Iron, toxin formation 



Johnes bacillus 

 Juglon, Eq of 



Karl Fischer titration 



KCl bridge 



„ calomel electrode 



„ reservoir 

 Knapweed ... 



Laccase 



Lactic acid, from glucose ... 

 „ ,, tk'hydrogenase 

 „ „ oxidation to pyruvic acid 



Lactate — pyruvate system ... 



Lactobacillus Casei ... 



137 



PAGE 



Lag, bacterial ... ... ... ... 95 



Lapachol ... ... ... ... ... 68 



Lawson, Eoof 67,68 



Licheniformin ... ... ... ... 152 



lamitations in use of dyes... ... ...27,75 



Limiting current ... ... ... ... 155 



Lindemann electrometer ... ... ... 34 



In (natural logarithms) ... ... ... 7 



log (Briggsian logarithms) ... ... ... 7 



Logarithmic growth phase... ... ... 96 



Lomatiol ... ... ... ... ... 68 



Luciferin ... ... ... ... ... 74 



Luminescence ... ... ... ... 74 



Luteoleersin ... ... ... ... ... 68 



Lysis, effect on potentials of cultures ... 121 



Lysoz3'me, effect on cultures ... ... 121 



Malic-oxaloacetic acid system 

 Manometric technique 

 Mass action equilibrium 

 Matt variants 

 Maximum suppressors 

 Meat media ... 



7a 



80 

 5 

 129 

 158 

 ...49, 115, 125 



Mechanism of electrode potential establish- 

 ment ... ... ...4,106 



„ „ bacterial reductions 102 et seq. 



Media, culture ... ... ... ... 106 



,, meat... ... ... ... 49, 115, 125 



Melanin formation ... 



Menadione ... 



Mercurialis perennis pigment 



. 68 

 . (>8 

 .63,76 



