3 o8 



INDEX 



Bacteria in air, Hesse's method of 

 collecting, 233 



Petri method of collecting, 

 232, 233 



Sedgwick-Tucker method of 

 collecting, 234 



varieties, 234 

 in artesian well water. 236 

 in blood, 260 

 in butter, 254 

 in buttermilk, 255 

 in cheese, 254 

 in condensed milk, 255 

 in conjunctiva, 258 

 in cream, 248 

 in ear, 259 

 in feces, 260 

 in filtered water, 236 

 in food, 246 



in genito-urinary passages, 260 

 in ice-cream, 248 

 in intestine, 259 

 in milk, 246, 249 

 in mouth, 258 

 in nasal cavity, 259 

 in pneumonia, 155 

 in sewer air, 235 

 in skin, 257 

 in soil, 232, 243 

 in stomach, 259 

 in urethra, 260 

 in urine, 102, 260 

 in vagina, 260 



in water, method of examination, 

 238 



varieties, 238 

 in well water, 236 

 infective, 33 

 influence of age on, 30 



of electricity on, 28 



of heat on, 28 



of light on, 28 



of moisture on, 28 



of oxygen on life and growth 

 of, 27 



of Rontgen rays on, 28 



of temperature on life and 



growth, 27 

 local effects, 33 

 locomotion, 23 

 methods of studying, 43 



Bacteria, nitrification by, 29 



non-pathogenic, 29 

 table of, 268-287 



odors from, 30 



of hemorrhagic septicemia, 192 



origin, 26 



oxidation by, 29 



parasitic, 27 



pathogenic, 29, 97 

 table of, 287-303 



phosphorescence by, 30 



pigmentation by, 30 



plant diseases due to, 231 



pyogenic, 33 



quantity of, infection depend- 

 ing on, 32 



reduction by, 29 



reproduction, 24 



sewage, examination for, 240 



specific, 33 

 nature, 27 



spore contents, 25 

 formations, 24 



staining of, 47 



structure of, 21, 22 



suppurative, 33 



tables of, 268-303 



types, 21 



ultra-microscopic, 218 



unstained, examination of, 45 



vibratory movements, 23 

 Bacterial vaccines, 95 



treatment of sewage, 243 

 Bactericides, 41 

 Bactericie du charbon, 105 

 Bacterins, 95 



anticholera, 153 



antistreptococcic, 166 



antityphoid, 139 



counting of, 96 



preparation of, 95 



standardization of, 95 

 Bacteriologic examination of or- 

 gans and cavities, 257 

 Bacteriolysins, 41 

 Bacterium acidi lactici, 249 



bulgaricum, 250 



caucasicus, 250 



coli commune, 134 



giintheri, 250 



lactis acidi, 250 



