SUBJECT INDEX 



213 



PAGE 



134 

 24 



163 

 24 



78 



12(i 



71 



72 



(j 



131 



Nutrient material, bacterial oxidation 102 et seq. 



Neurospora crassa ... 

 Neutral red ... 

 Nicotinic acid 



Nile blue. Eh of 



Nile blue in Tliunberg technique 

 Nitrite in cultures ... 

 Noradrenaline 

 Norhomoepinephrine, Eh of 

 Normal hydrogen electrode 

 Nucleic acids 



Obligate anaerobes... 

 Oxidase, Warburg's 

 Oxidation, and life . . . 

 „ chain 



95 



„ definition 



„ intensity 



,, mechanism 



„ percentage, and Eh 



„ reduction, capacity 



„ „ indicators, see Dyes 



„ ,, potential, see Electrode 



potential. 



Oxidising agents, definition 

 grading of 



Oxygen, activation... 



„ carrjing effect of cjiiochrome 

 „ „ „ „ enzymes 



114 



55 



1 



93 



2 



7 

 et seq. 



7 



protems 

 sulphydryl 

 compounds 



17 

 17 

 93 

 50 

 93 

 93 



45 



104 



103 



93 



11 



1,102 



159 



104 



48 



72 



66, 161 



„ deficit 



„ demand 



„ donatoi's ... 



„ electrode ... 



„ importance of 



„ polarography 



„ want 

 Oxyhaemoglobin 

 Oxytocic hormone, and Eu 

 Oxyphenazine 



Palladium electrode ... ... ... 31 



Paludrine ... ... ... ... ... 142 



Pantothenic acid ... ... ... 146, 163 



Papain and thiol group ... ... ... 46 



Parahsematin-h^mochromogen system. Eg 



of 49 

 »» 95 >> in 



meat media 49 

 Parthenogenesis ... ... ... ... 79 



Pasteur effect ... ... ... ... 90 



Penicillin 148 



Peptone infusion broth lOS et seq. 



Pernicious anaemia factor .54,61 



Peroxidase ... ... ... ... ... 53 



„ bacterial 53, 111 



Peroxide, and anaerobic growth ... 109 et seq. 

 and catalase ... ... ... 110 



bacterial 109-118 



detection of ... ... ... 112 



effect on bacterial variation ... 129 



„ ,, electrode potential ... 112 



formation in cultures ... 100 et seq. 



PAGE 



Peroxide, produced in auto-oxidation ... 93 

 „ selective action of ... ... 129 



„ sensitivity of bacteria to ... Ill 



,, similarity to hydrogen peroxide 112 

 „ toxic effect of ... ... ... HI 



Peter's equation ... ... ... ... 7 



pH colorimetric measurement ... ... 42 



„ electrometric „ ... ... 37 



,, effect on electrode potential ... 8 et seq. 



„ meters ... ... ... ... ... 40 



Phenazine pigments ... ... ... 66 



Phenol red spectrum ... ... ... 43 



Phenolindo-2 : 6-flibromophenol, E^q data 21, 23 

 Phenolindophenol, E^o data ... ...21,23 



Phenol-w-sulphonate-indo-2 : 6-dibromo- 



plienol, data ... ... ... ...21.23 



Phenosafranine, Eh data ... ... ... 24 



Phoenicin, Eh of ... ... ... ... 68 



Phosphate bond energy ... ... ... 83 



Phosphorylation ... ... ... ... 85 



PhotodjTiamic effect of dyes ... ... 29 



Photoflavins... ... ... ... ... 5o 



Photosynthesis ... ... ... ... 91 



Phthalate buffer 33 



Phthiocol 69 



Pituitary hormone ... ... ... ... 67 



Plant growtli, ascorbic acid ... ... 61 



Plant respiration ... ... ... ... 92 



Platinum electrode, preparation ... ... 31 



„ „ value of ... ... 30 



Pneumococcus cultures, electrode potential 



110 et seq. 

 „ „ haemolysin ... 129 



,, „ peroxide formation 



by 110 



„ type transformation ... 132 



Poising effect 7,27,105 



Polarisation of electrodes ... ... ... 35 



Polarograph . . . ... ... ... ... 154 



„ apparent reduction potential 155 



„ experimental methods ... 157 



„ haemoglobin and h»matin ... 161 



„ half- wave potential ... ... 155 



„ hydrogen peroxide ... ... 159 



„ limiting current ... ... 155 



„ mould products ... ... 162 



„ proteins ... ... ... 160 



„ semiquinones . . . ... ... 161 



,, sulphydr}'! compounds ... 159 



„ vitamins ... ... ... 163 



Polymyxin ... ... ... ... ... 153 



Potential, sign of ... ... ... ... 17 



,, standard... ... ... ... 14 



Potentiometer, choice of ... ... ...34,40 



Potentiometric, apparatus... ... ...29,40 



,. circuit ... ... ...30,35 



methods ...29,40 



Practical methods ... ... ... 19 et seq. 



Proteins, denatured ... ... ... 46 



„ effect on bacterial virulence ... 130 

 „ ,, ,, Eh of cultures .. . ... 118 



„ oxidation of ... ... ... 45 



,, oxygen carrjdng effect of ... 118 



„ serum ... ... ... ... 45 



