INDEX.

abbe condenser and oil-immersion
lenses, hints as to the use of,
86
Acid, carbolic, value of, as a germi-
cide, 118
Acids and alkalies, production of,
by bacteria, 54
Actinomyces bo vis, 260
Actinomycosis, 260
fungus of, 261
growth of, 262
in man, 263
of human liver, 264
resemblance of, to tuberculosis,
262
Activity, vital, in bacteria, results
of, 50
Adhesion preparation, 147
.Aerobic bacteria, 45
Aerogenic bacteria, 50, 54
Agar-agar   as   a   culture-medium,
129
advantages   of,   over  gelatin,
150
blood, 131
hemoglobin, 131
preparation of, 129
sedimentation of, 130
Air, bacteriologic examination of,
164
Hesse's apparatus, 165
Petri's filter for, 166
Sedgwick's expanded tube,
i67
value of, 167
micro-organisms in, 164
pathogenic bacteria in, 164
Alexin, 78
Alkali albumin ate, Deycke's, 133
Alkaline blood-serum, 133
31

Alkaloids, animal, 51
putrefactive, 51
Anaerobic bacteria, 45
cultivation of, 153
cultures, Novy's jars for, 156
Anilin dyes and bacteria, affinity
between, 90
classification of, 90
employment  of,  in study  of
bacteria, 90
for bacteriological work, 91
introduction of,  in   1877,   by
Weigert, 26
Animals,    experimentation   upon,
158
inoculation of, with bacteria, 159,
160
to secure cultures, 148
Anthrax, 356
animals most frequently affected
by, 356
antitoxin of, 364
bacillus of, 357
cultures of, 359
discovery of, 356
morphology of, 357
other bacilli resembling, 365
pathogeny of, 361
resistant powers of, 363
staining of, 357
susceptibility of, to heat, coldA
etc., 363
foci for the distribution of, 356
immunity to, experiments in de-
struction of, 364
in cattle, how acquired, 364
measures to prevent the spread
of, 365
means by which infection takes
place, 361
481