SUBJECT INDEX 



431 



Death as function of the test 

 medium, 271, 337 

 by age, 374 

 by cathode rays, 374 

 by drying, 303 

 dry heat, 310 

 freezing, 313 



heat in concentrated solu- 

 tions, 330 

 Ught, 371 

 moist heat, 317 

 oxidation, 19, 30, 305 

 poisons, 335 



mechanism of, 355 

 (See also Disinfection.) 

 starvation, 377, 384 

 suffocation, 387 

 X-rays, 372 

 definitions of, 7, 270, 272 

 irreversibiUty of, 272 

 measurement of, 272 

 order of, 274 



rate and concentration of 

 poison, 346 

 decreasing, 290 

 definition of, 278, 280 

 formula of, 280 

 ionisation, 339 

 Death rate, increasing, 281, 287, 

 296, 367 

 variabihty with same or- 

 ganisms, 299 

 with drying, 304 

 freezing, 317 

 moist heat, 319 

 poisons, 339 



temperature effect, 363 

 starvation, 377, 384 

 Decarboxylation, 42, 47, 76 

 Decreasing death rate, 290 



rate of fermentation, 104, 107 

 growth, 199 



Dehydrogenations in fermenta- 

 tion, 48 

 (See also Oxidations.) 

 Desiccation, death by, 303 

 Diffusion, influence upon fermen- 

 tation, 116 

 Dilute solutions, growth in, 250 

 Diminishing returns in growth, 250 

 Disinfectants, adsorbed by char- 

 coal, 338 

 tissues, 337 

 reacting with medium, 336 

 Disinfection and ionisation, 342 

 chemical, 335 

 concentration of poison and, 



346 

 dormant stage in, 360 

 measuring of, 272, 335 

 Disinfection, mechanism of, 355 

 (See also Death.) 

 temperature coeflBcient of, 363 

 theories of, 366 

 Dismutase, 65 



Dormancy and death, 7, 360 

 Dormant stage in disinfection, 360 

 Drosophila, order of death of, 275, 



288 

 Dry bacteria, death of, 303 

 heat, death by, 310 

 steriHsation, 311 

 Drying, methods for — bacteria, 



304, 306, 307, 309 

 Dyeing of dead cells, 273 



E 



Eh, definition, 85 

 Endo-enzymes, energy from, 26 

 Endogenous catabohsm, definition. 



7,9 

 of animal tissues, 15 



bacteria, 14, 20 



man, 9 



molds, 18 



yeast, 11 



