INDEX OF SUBJECTS 



Paracresol, as a disinfectant, 28 



Parasites, bacterial, 7 



Paratyphoid bacillus, 109 



Passive immunity. See Immunity. 



Pathogenic bacteria, 7 



Penicillium, 162 



Peroxide of hydrogen, as a disinfectant, 24 



Petri dish plates, 50 



PetrofFs media, 46 



modifications of, 46 

 Pfeiffer's phenomenon, 123, 264 

 Phagolysis, 264 



Phenol, as a disinfectant, 28, 33 

 Phenol coefficient test, 185 

 Physiological normal salt solution, 227 

 Pigment formation by bacteria, 55, 126, 143 

 Plague, bacillus of, biology of, 144 



cultivation of, 145 



morphology of, 144 



occurrence of, 144 



pathogenicity of, 145 



resistance of, 145 



staining of, 144 

 Planococcus, 4 

 Planosarcina, 4 

 Plating, 52 

 Pneumobacillus. See Bacillus mucosus cap- 



sulatus. 



Pneumococcus. See Diplococcus pneumonias. 

 Poisons, bacterial. See Enzymes. 

 Polar bodies, special stains for. See Neis- 



ser's method, under staining. 

 Poliomyelitis, acute anterior, 169 

 Potassium dichromate, as a disinfectant, 24 



permanganate, as a disinfectant, 24 

 Potato media, 46 

 Precipitins, 267 



Preparation of specimens for examination, 1 1 

 Pseudo-diphtheria bacillus, 89 

 Purpura hemorrhagica, 203 

 Pus, bacteriological examination of, 118 

 Pus cells and leucocytes in milk, 117 

 Pyocyanin, 126 



Pyrogallic acid, use of, in cultivation of 

 anaerobic bacteria, 53, 54 



Rabies, diagnosis of, 218 



negri bodies in central nervous system in 



cases of, 219 

 occurrence of, 218 

 pathology of, 219 

 treatment of cases with injections of 



attenuated virus fixe, 220 

 virulence and preparation of virus, 220 



Receptors, 269 



Red blood cells, for Wassermann and other 



complement fixation tests, 227 

 Reducing power of bacteria, 52 

 Relapsing fever, spirochaeta, 145 

 Reproduction of bacteria, 4 

 Ringworm, 159 



Saccharose media, 41 



Saccharomycetes. See Yeasts and yeast 



cells. 



Salt, normal physiological, solution, 227 

 Saprophytes, 6 

 Saprophytic, definition of, 6 

 Sarcina, 4, 7, 75 

 Scarlet fever, 171 

 Schizomycetes, 8 



Sclavo's serum. See Antianthrax serum. 

 Sera, therapeutic, 223-225 

 Serum media, Hiss, 42 



LoefHer's blood, 45 

 Serum reactions, technique of, agglutination 



tests, macroscopic, in 

 microscopic, in 

 Widal, in 



complement fixation, 226 

 gonococcus, 256 

 other, 256 

 Wassermann, 226 

 Schick test, 88 

 Side-chain theory, 269 

 Skin diseases, 201 

 Slides, ii 

 Smallpox, etiological factor of, 171 



immunization in, 171 



occurrence of, 171 



treatment of, by virus, 221 

 Smegma bacillus, 101 



cultivation of, 101 



differentiation from tubercle by staining, 

 102 



occurrence of, 101 

 Sodium citrate solution, 227 

 Solutions, stock, for staining bacteria, 15 

 Spinal fluid, examination of. 70, 98, 249 

 Spirilla, 8 

 Spirillaceae, 4 

 Spirillum, description of, 8 



cholerae asiaticae. See Cholera. 



of Vincent, 91 

 Spirochaetae, dentium, 154 



icterohemorrhaga, 170 



obermeyeri, 145 



of relapsing fever, 145 



