INDEX. 



489 



\TAGELI, 31 



11 NassilofF, 23 

 Needham, 18 

 Nitrification, 390 

 Nitrifying bacteria, 390, 391, 394 

 Nitrites, test for, 194 

 Nitro-monas of Winogradsky, 

 391-394 



cultural peculiarities of, 

 392-394 



morphology of, 391, 392 

 Normal solution, 187 

 Nuttall, 221, 421, 425 



OIL immersion system, use of, 

 174 



construction of, 172-173 

 Oertel, 23, 307 

 Ozanam, 17 



PARASITE, 27 



1 Pasteur, 17, 19, 25, 421, 423 

 Peptone, test of purity of, 100 

 with rosolic acid, 101 

 Peritonitis, production of, 237, 



238 



Petri's dishes, 114, 115 

 Pfeiffer, 344, 358, 372 

 Phagocytosis, 424 

 Photogenic bacteria, 30 

 Plates, apparatus employed in 



making, 109-113 

 Esmarch's modification, 115, 



116 

 Booker's modification 



of, 116, 117 



Koch's fundamental obser- 

 vations, 71, 72 

 materials used in making, 



108 



Petri's modification, 114, 115 

 principles involved, 71-76 

 technique of making, 108- 



115 



Platinum needles and loops, 109 

 Plenciz, 16 



Post-mortem examination of ani- 

 mals, 219-224 

 cultures from tissues at, 

 221,222 



Post-mortem, disinfection of im- 

 plements after, 223, 

 224 

 disposal of remains from, 



223 

 external inspection at, 



219 

 incision through the 



skin at, 219-220 

 Nuttall's spear for use 



at, 221, 222 



opening of the body cav- 

 ities, 220, 221 

 position of animal dur- 

 ing, 219 

 precautions during, 219, 



220 



preparation of cover- 

 slips at, 222 



preservation of mate- 

 rials, 222, 223 

 Postulates of Koch, 276 

 Potato, characteristics of cultures 



on, 180 



preparation for culture pur- 

 poses (see Media). 

 Prudden, 271 



Pseudo-diphtheria bacillus, SOS- 

 SI 1 



tuberculosis, 285, 286 

 Pure culture, 130 

 Pus, microscopic appearance of, 



234, 235 

 Putrefaction, 27 

 Pyaemia production of, 238 

 Pyocyanus, bacillus, 248-253 

 chameleon phenomenon of, 



251 

 pathogenic properties of,251, 



252 

 protective properties of, 252 



Q~ UARTER evil or quarter ill 

 (see Symptomatic Anthrax). 



DECKLINGHAUSEN, 22, 23 



It Regulator, gas-pressure, 126, 



127 



thermo, 124 

 Rindfleisch, 22 



