690 
Microscopical examination of un- 
stained bacteria, 198 
Migula, classification of bacteria 
by, 258 
Milk as a culture medium, 216 
sterilization of, 193 
streptococci and staphylococci 
in, 117 
tubercle bacilli in, 117, 283 
Mixed infection, 137 
examination for other bac- 
teria in tuberculosis, 305 
practical notes in the exami- 
nation for, 307 
Mosquitoes as agents of infection 
in malaria, 638 
EISSER’S stain for diphtheria 
bacillus, 335 ' 
Nitrogen combination produced 
by bacteria, 79 
Nuclein, 121 
ARASITES, strict, 91 
Pasteurization, 149 
Pasteur’s flask, 221 
Petri dish, 225 
Pfeiffer’s cholera reaction, 582 
Phagocytosis, 122, 125 
Phenolphthalein as an indicator, 
218 
Pigmented leucocytes in malaria, 
632 
Pigment production, 66 
Plasmodium malariz, 626 
zstivo autumnal parasite, 
630 
effect. of quinine upon, 634 
inoculation experiments 
with, 633 
quartan parasite, 629 
tertian parasite, 627 
Plasmolysis, 42 
Plate cultures, 225 
study of colonies in, 228 
of, in gelatin, 230 
surface inoculation of, 228 
technique of making. 224 
Pneumococcus, 498 
GENERAL INDEX. — 
Pneumococcus, attenuation of 
virulence of, 506 
biological characters of, 500 
in blood, 510 
diseases caused by, 511 
effects of germicidal agents, 
light, and drying on, 503 
growth on ordinary media, 500 
on special media, 502 
immunity to infection by, 513 
morphology of, 498 
occurrence in man, 507 
pathogenesis of, 504 
producing mixed infection, 508 
source of infection by, 504 
varieties of, 511 
Potatoes as medium, 216 
Proteus, 71 
Pseudodiphtheria bacilli, 351 
Pseudomembranous _inflamma- 
tions due to bacteria other than 
the diphtheria bacilli, 353 
Pseudotuberculosis, streptothrix 
of, 619 
Psychrophilic bacteria, 145 
Ptomains and toxins, 68 
Pure cultures, 230 
Putrefaction, 78 
Pyogenic cocci, 461, 476 
ABIES, 659 
cauterization 
wounds, 669 
Reaction in media, correction of, 
217 
Reduction processes, 75 
Rooms, disinfection of, 175 
of infected 
APROPHYTES, facultative 
S 90 Se. ‘ 
strict, 90 
Scarlet fever, strepe@@6cci in, 354 
Sections, preparation of, 200 
Serum, anti-pneumococcic, 514 
treatment of pneumonia by, 
514 
antistreptococcic,. 489 
preparation of, 492 
protection afforded by, 491 
