INDEX 



497 



Tuberculosis — 



of the udder, 334 



giant cells In, 330 



bacillus of, 327, 337 



bovine, 333, 337 



diagnosis of bovine, 346 



cultivation of bacillus of, 328 



spores of, 329 



relation of bacillus to disease, 330 



temperature for growth, 329 



toxins, 333 



of horse and dog, 350 



of cold-blooded animals, 35X. 



of animals, 349-351 



of pig, 349 



of birds, 350 



of sheep, 349 



prevention of, 352-357 



disinfection in cases of, 447 



decline of, 352 



and overcrowding, 355 



channels of infection in, 331 



inter-communicability of, 338-346 



and house influence, 356 



pseudo-, 355-358 



Typhoid fever, 298-304 

 bacillus of, 301 

 effect of light on bacillus, 20 

 pathology, 298 



bacillus compared with B. coli, 48 

 badllus in sewage, 175 

 bacillus in drinking-water, 303 

 tests for bacillus of, 48, 468, 482, 484 

 and soil, 145 



conveyed by the air, 78, 81 

 and milk supply, 207-211 



Tyrotoxicon, 251 



Udder tubercidosis, 203, 334 

 Unit of antitoxin, 428 

 Urea, 120 



Vaccination, 415-419 



effect of, 417 

 Vaccines, 415-425 



plague, 424 



Vaccines — 



cholera, 423 



small-pox, 415 

 Vaccinia, 415 

 Vacuolation, 9 

 Variolation, 415 

 Virulence, attenuation of, 31 



Warrington on nitrification, 123 et seq. 



Washington Lyon disinfector, 437 



Water, bacteria, classification of, 44 

 bacteria in, 33, 44 

 collection of samples, 33 

 number of bacteria in, 34, 36, 42, 



56 

 examination of, 463-473 

 organisms of contamination, 56 

 pathogenic organisms in, 53, 56 

 multiplication of bacteria in, 34 

 natural purification of, 60-64 

 river, bacteria in, 36-42 

 artificial purification of, 64-70 

 B. coli in, 46-60 

 filtration of, 65 

 ordinary bacteria in, 45 

 domestic purification of, 70 

 London, bacteria in, 38-42 

 quantitative standard in, 42 

 quaUty of, 44-60 

 sewage bacteria in, 45 

 pollution of, 54-60 

 sea, bacteria in, 36 



Watercress, bacteria of, 279 



Wheat supply and bacteria, 131 



Widal reaction, 482 



Wolfhiigel's counter, 465 



Wool-sorters' disease, 318 



Yeasts, 14, 97-102 

 Yellow fever, 400-402 



bacteria in, 400 



and mosquitoes, 402 

 YeUow milk, 201 



Ziehl-Neelsen stain, 459 



