684 
Cystitis, proteus vulgaris in, 551 
Czenzynke’s staining solution for the 
bacillus of influenza, 468 
D’ArsonvaL’s incubating apparatus, 94 
Davaine, causation of anthrax discovered 
by, 6, 422 
classification of bacteria, 10 
Dead, disinfection of the, 213 
Death-point, thermal, of bacteria, 155 
De Bary’s classification of bacteria, 12 
Decolorization in staining, 28 
Defensive proteids of Haffkine, 265 
De Giacoma’s method of staining syph- 
ilis bacilli, 495 
Deneké’s spirillum, 603 
De Schweinitz, immunity from tubercu- 
losis conferred by attenuated cultures, 
364 
Desiccation, influence of, on bacteria, 
159 
resistance of anthrax spores to, 427 
influence of, on bacillus pestis, 564 
on the comma bacillus, 597 
Developers in photomicrography, 113 
Diaphtherin, germicidal power of, 202 
Dieudonné on the vibrios resembling the 
cholera spirillum, 606 
Dimethylamine, 147 
Diphtheria antitoxin, 314 
results of treatment with, 462 
bacillus of, found in throat for weeks 
after subsidence of fever, 451, 
460 
attenuated varieties, 309 
branching forms of (C, Frankel), 
460 
bacteria in, 449 
cultures, toxalbumin of, 312 
evidence on which the Klebs-Liffler 
bacillus is regarded as the cause 
of, 450 
heat as a disinfectant for, 154 
intestinal in rabbits, bacillus of, 459 
a local infection, 449 
mixed infections in, 461 
post-mortem appearances of, 226 
toxalbumin of, 149 
Diphtheritic false membranes, strepto- 
coccus pyogenes in, 386 
INDEX. 
Dipbtheritic 
225 
Diplococeus, general characters, 17 
of Frankel, 339 
grouping of, 21 
intracellularis meningitidis, 410 
pneumoniz, discovery of, 7 
pneumoniz (Weichselbaum), 398 
in meningitis, 400 
in otitis media, 373, 390 
Discontinuous heating in sterilizing, 53, 
56, 57 
Disease, race immunity to, 234 
susceptibility to, 233 
Diseases of plants, bacteria of, 571 
Disinfectant, importance of sunlight as 
a, 162 
Disinfectants, action of, 164 
influence of, on cholera cultures, 597 
Disinfection, practical directions for, 212 
Disinfektol, germicidal power of, 202 
Distilled water, bacteria in, 125, 635 
Double staining of bacterial preparations, 
28 
of spore preparations, 31 
Drop cultures, 64 
Druse des Pferdes, streptococcus of, 418 
Ducks, bacillus of cholera in (Cornil and 
Toupet), 503 
Duclaux’s solution for butyric-acid fer- 
ment, 138 
Dunham’s solution, 151 
peptone solution, 41 
test for the presence of the cholera 
spirillum, 598 
Dust, atmospheric, bacterial constitution 
of, 614 
inflammation, cause of, 
Expertu’s bacillus, 481 
Egg albumen as a culture medium for 
bacillus pyocyaneus pericarditidis, 547 
Eggs, bacteriology of, 671 
as a culture medium, 40 
Ehrenberg’s vibrioniens, 3, 10 
Ehrlich’s aniline-gentian-violet solution, 
29 
solution in staining bacillus mallei, 
490 
method of staining bacillus tubercu- 
losis, 469 
