340 



INDEX. 



Bacillus typhosus (see also Typhoid 



fever), 268 



biology and morphology, 268 

 cultures, 272 

 diagnosis, 277, 278 

 Pfeiffer's phenomenon, 112 

 Widal reaction, 278, 279 

 differentiation from B. coli com- 



munis, 272, 277, 278, 285, 286 

 examination of water for, 137, 280 

 immunization, 282 

 infection, 274 

 mixed, 277 

 where found, 276, 277 

 organisms resembling, 283 

 pathogenesis, 274 

 preventive inoculation, 282 

 staining, 269 

 vitality, 271 

 typhi abdominalis (see Bacillus 



typhosus), 268 

 murium, 329 



pathogenesis, 239 

 of typhoid fever (see Bacillus 



typhosus), 268 

 violaceus, 143 

 of whooping-cough, 319 

 X (see Bacillus icteroides), 289, 290 

 of yellow fever (see Bacillus icter- 

 oides), 289 

 Bacteria, aerobic, 29 

 aerogenic, 26 

 in the air (see under Examination), 



130 

 anaerobic, 29, 76 



cultivation of, 76-79 

 association of, 104 

 biology, 28 

 capsule, 17 



staining, 88 

 cell-membrane, 18 

 cell-protoplasm, 17 

 cell-wall, 17 



chemical composition, 17 

 chromogenic, 26 

 classification, 19, 22, 25 



Migula's, 26 



conditions influencing growth, 29 

 association, 31, 104 

 electricity, 29 

 light, 29 

 movement, 30 

 nutriment, 30 

 reaction, 30 

 oxygen, 29 

 temperature, 31 



Bacteria, conditions influencing 



growth, water, 29 

 cultivation of, 36, 65 

 media, 36 

 agar-agar, 39 

 bouillon, 36 

 beef-tea, 36 

 blood-agar, 41 

 blood-serum, 41 

 alkaline, 42 

 Loefller's, 42 

 Dunham's solution, 42 

 fresh eggs, 44 

 glycerin agar-agar, 40 

 indol reaction, 43 

 milk, 42 



nutrient gelatin, 38 

 potato, 43 



potato-juice, 44 

 sugar-agar, 41 

 urine, 44 

 description, 17 

 distribution, 28 

 elimination from body, 110 

 entrance to blood-current, 110 

 facultative, 25, 29 

 flagella, 18 



staining, 89-91 

 granules, 18 

 metachromatic, 18 

 polar, 18 



microscopic examination of (see Mi- 

 croscopic examination), 80-92 

 morphology, 17 

 motility, 18 



Brownian movement, 19 

 nitrifying, 34, 44 

 non-pathogenic, 25, 101, 141-148 

 Bacillus acidi lactici, 145 

 butyricus, 145 

 fluorescens liquefaciens, 144 

 mesentericus vulgatus, 142 

 mycoides, 143 

 Oppler-Boas, 146 

 prodigiosus, 143 

 ramosus, 143 

 subtilis, 141 

 violaceus, 143 

 Bacterium acidi lactici, 145 

 hay-bacillus, 141 

 Leptothrix buccalis, 147 

 epidermidis, 147 

 Miller's, 147 

 Micrococcus agilis, 145 



urese, 146 

 potato bacillus, 142 



