180 



SUBJECT INDEX 



Inhibition, irreversible, 62; pei-- 

 nianent, 62; reversible, 62; tem- 

 porary, 62 



Inoculum, affecting antisepsis, 133, 

 143, and deathtime, 54 



Iodine, 95 



Katadyn, 89 



Lag, extension by antiseptics, 162; 

 phase, prolonged by antiseptics, 

 130, 138, 143 



Majority thermal death point, 46 



Mass law and disinfection, 37 



Mercuric chloride, 85, 86, 102, 113; 

 concentration exponent of, 67, 74 



Mercurochrome, 87, 106 



Mercury compounds, 85 



Metals as disinfectants, 89 



Metaphen, 87, 106 



Methionine antagonizing sulfona- 

 mides, 156 



Mold spores, death of, 50 



Mortality curves, 13, 15, 22, 24, 26 



Mosquitoes, death of, 14, 34 



Multicellular vs. unicellular organ- 

 isms, 20, 24 



Multiplication retarded by airti- 

 septics, 130 



Mustard seeds, death by poison, 

 18, 34 



Mutations, 41 



Non-logarithmic order of death, 42 



Olygodynamic action, 88 



Organic matter, disturbing disin- 

 fection, 80. 84; measure of in- 

 fluence, 111 



Oxidation-reduction potential, 139, 

 142 



p-amino benzoic acid, 153 

 Penicillin, 165; causing morpho- 

 logical changes, 166; selectivity 

 of, 126 

 Permanganate, 91, 106, 112 

 pH affecting antisepsis, 140, 144, 



1.54, 157 

 Phenol, as antiseptic, 130; coeffi- 

 cients. 101, 106, 111; concentra- 

 tion exponent of, 68, 73; disin- 

 fection by, 90, 106, 112 



Physiological youth, 141 

 Propionic acid, 159 

 Protozoa, death of, 51, 52 

 Purines antagonizing sulfona- 

 mides, 156 

 Pyocyanin, 164, 165 



Resistance, abnormal, of individ- 

 uals, 45, 46, 57 

 Resistant strains, 56 

 Rivanol, 137, 139 



Salicylic acid, 158 



Selection of resistant strains, 5G 



Selective culture media, 128 



Selectivity, of antiseptics, 65, 123; 

 of disinfectants, 63 



Silver, colloidal, 88; nitrate, con- 

 centration exponent of, 69; salts, 

 88, 106. 112 



Slow death, order of, 47 



Soaps. 64, 66, 95 



Sodium azide, selectivity of, 124 



Specificity, see selectivity 



Standardization of disinfectants, 

 64, 101, 109 



Sterility, a lethal mutation, 41 



Sulfathiazole, 139 



Sulfonamides. 146; ionization of, 

 155 



Sulfonated niacin, 154 



Sulfur dioxide, 159, 163 



Survivor curves, 13, 15, 24 



Tadpoles, death of, 14, 21, 25, 34 

 Technique of evaluating disinfect- 

 ants, 101, 109, 116 

 Temperature, and antisepsis, 121; 

 and sulfonamides. 156; coeffi- 

 cients of disinfection. 7G; coef- 

 ficients of life and death, 78; 

 effect on disinfection, 74 

 Thickness of cell membrane, 35 

 Tcmato moth larvae, deathrate of, 



34 

 Toxicity index, 109 

 Tribolium. death by X-rays, 14, 18 

 Tubercle bacteria, resistance of, 

 64 



Wetting agents, 99 



Wheat seeds, death by heat, 34 



Yeasts, death of, 14, 15, 34, 48, 50 



