INDEX. 



617 



Plate-cultures, media used, 205 

 method, 204 



pure, method of making, 208 

 Pneumobactllus, 287. See also Ba- 



. cillus capsulatus mucosum. 



Pneumococcal, 265, 279. See also 



Diplococcus lanceolatus. 

 Pneumonia, 279 



bacillus of, 265, 279. See also, Dip- 



lococcus lanceolatus. 

 catarrhal, 290 



bacillus capsulatus mucosus as 

 cause of, 290 

 croupous, 279 

 immunity from, 285 

 lobar, 279 



bacillus capsulatus mucosus as 

 cause of, 290 

 treatment by antipneumococcic se- 

 rum, 286 

 tubercular, 291 

 Pneumonias, mixed, 291 

 Porcelain filter in sterilization, 169 

 Potato, bacterial growths on, 213 

 Potatoes as culture-medium, 197 



preparation, 197 

 Potato-juice as culture-medium, 198 

 Proteids, defensive, ioi 

 Protoxoids, 415 



Pseudodiphtheria bacillus, 405, 418. 

 See also Bacillus pseudodiph- 

 theria. 

 " Pseudotetanus bacillus," 382 

 Pseudotuberculosis, 334 

 Puncture-cultures, 209 



gelatin, various forms, 212 

 Putrefaction, 22, 51 

 Pyocyanase, 61 



Pyoktanin, relative germicidal power 

 of, 172 



Quantitative determination of bac- 

 teria in air, 229. See also 

 Air, bacteria in, quantitative 

 methods of estimating. 

 in water, 233, 234 



" Quarter-evil," 575 



Rabbits, intravenous injection into, 



223 

 Rabies, 384. See also Hydrophobia, 

 Rauschbrand, 575 



stations, 579 

 Ravenel's method for preparation of 



agar-agar for culture-medium, 



192 

 Reaction, influence of, on growth of 



bacteria, 46 

 standard, of culture-media, 187 



Reagents, determination of antiseptic 

 value of, 241 

 of germicidal value of, 242-245 

 Recognition of bacteria, 227 

 Reduction of immunity, 107. See also 



Immunity, reduction of. 

 Regenerator, sanitary formaldehyde, 



173 

 Reichel's filter, 1 70 

 Relapsing fever, 549 



spirillum of, 549. See also Spiril- 

 lum of relapsing fever. 

 Resistance of low forms of life, 49 

 Respiratory apparatus as avenue of in- 

 fection, 80 

 passages as sources of infection, 74 

 tract as a channel for entrance of 

 tubercle bacilli, 310 

 Retention theory of immunity, 140 

 Rhinoscleroma, 368 



bacillus of, 368 

 Roux's bacteriologic syringe, 222 

 method for cultivation of anaerobic 

 bacteria, 219 

 R, tuberculin-, 321-326 



Sanarei.li's bacillus, 520. See also 



Bacillus icteroides. 

 Sapremia, 63 

 Saprogenic bacteria, 5 1 

 Saprophytes, 44, 50 

 Saprophytic bacteria, purely, 63 

 Sarcina, 37 

 Scarlatina, streptococci in blood in, 



258, 259 

 " Schaumorgane," 592 

 Scheme to illustrate relationship of 



bacteria to tissue lesions, 64 

 Sedgwick and Miquel's modification of 



Petri's quantitative method 



for estimating bacteria in air, 



231 



Sedgwick's expanded tube for air-ex- 

 amination, 231 

 " Seiten-ketten Theorie " of immunity, 

 142 

 of origin of antitoxin, 130 

 Semmel-cocci, 37 

 Septic bacteria, 85 

 Serum, antipneumococcic, 286 

 antistreptococcus, 261 

 antitoxic, for tetanus, 378-382 

 antitubercle, Maragliano's, 327 

 Serums, "keeping" qualities of, 418 

 Sexual apparatus as channal of infec- 

 tion, 78 

 for tubercle bacilli, 312 

 Shiga's bacillus, 514-516 

 Siberian pest, 455. See also Anthrax. 



