INDEX 



317 



Dark ground illumination, 40 

 Decolorizing agents, 45 

 Delhi sore, 288 

 Deneke's spirillum, 259 

 Dengue, 307 

 Denitrification, 66 

 Diphtheria antitoxin, 116 



production of, 117 



unit of, 121 

 Diphtheria bacillus, 177 



animal inoculation as a test of toxicity 

 of, 185 



bacteria resembling, 186 



bacteriological diagnosis, 184 



cultivation of, 179 



immunity to, 183 



isolation of, 179 



mixed infection, 184 



morphology of, 178 



pathogenesis of, 180 



persistence of, in throat, 183 



prophylactic immunization against, 

 119 



resistance of, 180 



staining of, 178 



toxin of, 115, 181 



transmitted by milk, 90 



virulence of, test of, 185 

 Diphtheroids, 187 

 Diplobacilli, 7 

 Diplococci, 6 

 Diplococcus intracellularis meningitidis, 



168, and see Meningococcus 

 Diplococcus pneumonias, 164, and see 



Pneumococcus 



Diseases, ability of bacteria to produce, 

 94 



contagious, 95 



defensive forces of body against, 96 



infectious, 95 



of unknown etiology, 311 

 Disinfectants, 17, 18 



application of, 21 



standardization of, 18 

 Disinfection, 17 

 Dourine, 285 



Dry heat, sterilization by, 25 

 Drying of food, 71 

 Dumdum fever, 287 

 Dutton, spirochete of, 264 

 Dysentery, 216 



amebic, 217, 280 



bacillary, 217 



group of bacteria, 201, 208, 216 

 bacteriological diagnosis, 220 

 cultivation of, 218 

 immunity to, 219 

 morphology of, 217 

 resistance of, 218 



Dysentery group of bacteria Continued 

 pathogenesis of, 218 

 staining of, 217 

 vaccines, 220 

 types of, 217 



Ear, cultures from, 108 



East African tick fever, 264 



Ehrlich's side-chain theory of immunity, 



124 



Electricity, effects of, on bacteria, 15 

 El Tor vibrios, 258 

 Endospores, 10 

 Endotoxins, 112 

 Entameba, 278 



examination of feces for, 280 

 Epidemic poliomyelitis, 301 

 Epidemics, milk-borne, character of, 90 

 Erysipelas, 161 

 Estivo-autumnal fever, 294 

 Exogenous infection, 94 

 Exotoxins, 112, 114 

 Eye, cultures from, 108 



Farcy, 226, 227 



buds, 227 



pipes, 227 

 Favus, 274 

 Feces, bacteriological examination of, 108 



examination of, for entameba histolyt- 



ica, 280 

 Fermentation, 23 



reaction of colon-typhoid group, 219 



stormy, 247 



test for, 60 



tubes, 35 



Film preparation, 42 

 Filters, 80 



household, 81 



mechanical, 81 



sand, 80 

 Filtrable viruses, 300 



diseases caused by, 300 

 Filtration of water, 80 

 Finkler-Prior spirillum, 259 

 Fishing, 57 

 Fission, 6 



Fixation of tissues, 109 

 Flagella, 9 



arrangement of, 10 



staining of, 48 

 Flagellata, 4, 278, 282 

 Food cycle in plants and animals, 67 

 Food idiosyncrasies, 152 

 Food of bacteria, 13 

 Food, preservation of, role of bacteria 



in, 71 

 Foot and mouth disease, 306 



transmitted by milk, 89 



