INDEX 



679 



Cholera, Asiatic, bacteria of, dis- 

 covery of, 549 

 in food, 566 

 general considerations of, 



563 



grouping of, 551 

 immunity from, 562 



Pfeiffer's work on, 562, 



563 



influences of acids on, 558 

 of gases on, 567 

 of light on, 565 

 inoculation experiments, 



559 



morphology of, 550 

 pathogenesis of, 561 

 poison of, 558, 562 

 resistance of, 567 

 in soil, 565 

 in water, 564 

 when dried, 567 

 diagnosis of, 568 

 by cultures, 569 

 by microscope, 569 

 Classen, 27 

 Cohn, 24 

 Colon bacillus, 530. See Bacillus 



coli. 



Colonies, macroscopic characteris- 

 tics of, 165 

 study of, 165-167 

 Colony-formation, 166 

 Commensal relations, 401, 413, 416 

 Complement, 302-311, 316, 319- 



321 

 fixation of, 316 



applications of, 319-321 

 origin of, 303 

 specificity of, 303 

 Cooling chamber for plates, 151, 



152 



Comma bacillus, 549 

 Corrosive sublimate, 334 

 Cover-slip preparations, 172 

 examination of, 208-211 

 hanging block, 213 



drop, 209 

 impression, 176 

 staining of, 171, 632 

 steps in making and staining, 



172-176 

 Culture media, 111-144 



Cultures, filtration of, 226 

 from blood, 260 

 gelatin, 214 

 hanging block, 213 



drop, 209 ' 

 potato, 194, 215 

 pure, 167 

 smear, 167 

 stab, 167 

 test-tube, 167 



DARK-FIELD illumination, 207 



Davaine, 21 



Decolorizing solutions, 180 



Pappenheim's, 183 

 Defenses of body, 277 

 antibodies, 279 

 antidotes, 278 

 blood serum, 279 

 ciliated epithelium, 277 

 gastric juice, 277 

 germicidal juices, 278 

 orificial hairs, 277 

 phagocytic cells, 278 

 skin, 277 



Denitrification, 39, 602 

 Dentrifying bacteria, 38, 602 

 Diphtheria, 480 

 antitoxin, 503 



production of, 504 

 standardization of, 505 

 Behring, 505 

 Ehrlich, 506 

 bacillus of, 482. See Bacillus 



diphtherias, 

 bacteriological diagnosis of, 



480, 482 



variations in, 483 

 varieties of, 493, 495, 496-497 

 Diplococcus, 67 



intracellularis meningitidis, 377. 

 See Micrococcus intracellularis. 

 Dishes, Petri, 152 

 Disinfectants, determination of 



properties of, 331 

 experiments with, 340 

 mode of action of, 96-109 

 testing of, 331 



methods of precaution, 334 



