INDEX 



897 



Symbiotic nitrogen fixation, physio- 

 logical efficiency, 347 



resistance of plants, 347 



specialization, 348 



variations, 348 

 Symptomatic anthrax, 787 



vaccine, 565 

 Syphilis, 847 

 Syrups, 455 



TAINTS of milk, 264 

 Tanks, anaerobic, 286 



septic, 286 

 Tanning, 558 

 Tapej, 547 

 Telophase, 29 



Temperature, cardinal points, signifi- 

 cance of, 216 



endpoints of fermentation, 217 



influence on germ content of milk, 

 390 

 of water, 263 



maximum, 215 



minimum, 214 



optimum, 213 



resistance of spores, 220 



of soil, 295 



thermal death-point, 219 

 Tests for milk quality, 423 

 Tetanus, 789 



antitoxin, 579 



toxin, 579 

 Tetracoccus, 85 

 Texas fever, 839 

 Thamnidium elegans, 41, 50 

 Theories of nitrogen-fixation, 338 

 Thermal death-point, 219 

 Thermotaxis, 145 

 Thiobacillus denitrificans, 334 

 Thiothrix tenuis, 17 

 Thrombase, 199 

 Thrush, 725 

 Tick fever, 845 

 Tobacco fermentaticfn, 556 

 Torula, 73, 75, 209, 509, 511. 524 

 Toxic proteins, 178, 676 



Toxins, 178, 575, 576 



cyto-, 709 



diphtheria, 576 



endo-, 676 



leucocyte-, 710 



neutralization, 702 



soluble, 676 



tetanus, 579 



unit of, 578, 579 

 Toxoid, true, 704 

 Toxon, 704 



Toxophile receptors, 700 

 Toxophore group, 700 

 Transformation of ammonia, 336 



nitrates, 336 



nitrogen in soil, 336 



organic acids in soil, 319 



peptone, 336 

 Treponema pallidum, 661, 671, 672, 

 692, 708, 847 



pertenue, 848 

 Trichobacteria, 106 

 Trichocyst, 26 

 Trichoderma koeningi, 327 

 Trichomonas, 499 



eberthi, 133 



intestinalis, 502, 503 

 Trichomycosis, 726 

 Trichophyton tonsurans, 725 

 Trimethylamin, 171 

 Trypanoplasma, 132 

 Trypanosoma, 132 



americanum, 832 



brucei, 661, 831 



cruzi, 831 



dimorphon, 831 



equinum, 831 



equiperdum, 832 



evansi, 831 



gambiense, 827 



granulosum, 827 



lewisi, 661, 832 



rotatorium, 23 



theileri, 832 



tincae, 132 

 Trypanosomiases, animal, 831 



