722 
GENERAL INDEX 
Diphtheria antitoxin, unit of, 431 
bacillus, 423-439 
cellulose in, 59 
dissemination and prophylaxis 
of, 436 
serum sickness, 431 
use of antitoxin, 432 
group, 423-439 
identification of, 435 
microscopic, 424, 435 
toxin formation, 436 
immunity and immunization of, 
432 
Schick reaction, 433 
with toxin-antitoxin 
mixtures, 432 
isolation and culture of, 425 
morphology of, 423-425 
pathogenesis of, 434 
animal, 434 
human, 434 
products of growth of, 426 
chemical, 426 
enzymes, 427 
toxin, 427-433 
action, 429 
constitution, 428 
production, 427 
storage, 428 
testing potency, 
428 
toxoid, 429 
toxone, 429 
prophylactic immunization of, 
433 
Diplococcus catarrhaUs, 347 
dissemination of, 347 
identification of, 347 
isolation and culture of, 347 
morphology of, 346 
pathogenesis of, 348 
products of growth of, 348 
definition of, 23, 33 
gonorrhoeae, 341. See Gonococcus. 
intracellar meningitis, 328. See 
Meningococcus, 
lanceolatus, 316. See Pneumo- 
coccus. 
pneumoniae, 316-327 
weichselbaumii, 328 
Discomyces bovis, 60S, 610 
Madurse, 614 
Disinfectants, 272 
chemical solutions, 275 
gaseous, 279-282. See Sterilization, 
standardization of, 279 
Double sugar media, 233 
Droplet infection, 91 
Dry heat, effect of, on bacteria, 43 
Drying, effect of, on bacteria, 39 
Ducrey bacillus, 462 
Dunham solution, 226 
Dust infection, 91 
Dysentery bacillus, 352-361 
Flexner and Shiga types, 352 
Dysentery bacillus, Flexner and Shiga 
dissemination and pro- 
phylaxis of, 106, 360, 361 
identification of, 359, 360 
immunity and immuniza- 
tion of, 358, 359 
isolation and culture of, 
353-354, 359, 360 
morphology of, 353 
pathogenesis of, 357, 358 
products of growth of, 355 
chemica,l 355 
toxins, 355-357 
vaccine in, 194 
E 
Ear, bacteria in, 106 
Ectoplasm of bacteria, 27 
chemical composition of, 60 
Edema, malignant, 535 
Egg media, 232 
EhrUch theory of immunity, 120-128 
Einheit of streptococci, 312 
Electricity, effect of, on bacteria, 43, 44 
Emphysematous gangrene, bacteria of, 
525 
Emulsin, 49 
EncephaUtis, 634 
Endo medium, 229, 230 
Endospores, 30 
Endotoxins, 50 
Engulfment of bacteria by leukocytes, 
129-132 
Enteritidis group, 378 
Enteritis, streptococcus, 307 
Enterococcus, 297-300. See Micrococ- 
cus oyalis. 
Enzymes, bacterial, 48, 249 
classification of, 49 
endo-, 49 
exo-, 48, 249 
general, 47 
influence 'of carbohydrates on, 78, 
249 
properties of, 50 
Epidemic cerebrospinal meningitis, 328 
encephalitis, 634 
poliomyeUtis, 636 
Epidemiology, 107-113 
Ernst-Babes granules, 28' 
Erythrocytes for complement-fixation 
test, 163 
Er3d;hroc>i:olysis. See Hemolysis. 
Essential oils, germicidal action of, 278 
Esterase, 49. See Specific organisms. 
Eubacteriacese, 33 
Eumycetes, 615 
Eurythermic bacteria, 41 
Examination of air, 703 
of milk, 248 
of various organs and tissues of 
body, 257-268 
of sewage, 701 
