2 &0 



INDEX OF SUBJECTS 



Chancre, treponema pallidum in a, 152 

 Chlamydobacteriaceae, 4 

 Chloramine as an antiseptic, 28-33 

 Chlorinated lime as a disinfectant, 25 

 Chlorine as a disinfectant, 25-33 

 Cholera asiaticae, diagnosis of, 123 



discovery of, 2 



epidemics of, 122 



findings of, 123 



spirillum of, consideration of, 122 

 Chromogenic bacteria, 55 

 Cladothrices, 155 

 Classification of bacteria, 4 

 Clearing of media, 49 



Coagulation of milk by bacteria. See Indi- 

 vidual organisms. 

 Coccaceae, 4 

 Cocci, 7 



Coley's fluid, 221 



Colon bacillus. See Bacillus coli communis. 

 Colon-typhoid, differentiation, media for, 119 

 Colonies, counting of, on plates of media, 53, 



175 

 Comma bacillus. See Spirillum choleras 



asiaticae. 

 Complement, consideration of, 234, 238 



definition of, 234 



standardization of, for use in Wasser- 



mann test, 238 

 Complement fixation, action in, 226 



in serum reactions, 226 



in various diseases, 256 



Wassermann test for, 226 

 Conjunctiva, 205 

 Conradi-Drigalski medium, 44 

 Counting of bacteria, 175 

 Cover-glasses, n 

 Crenbthrix, 5 

 Cultivation of bacteria, aerobically, 50-53 



anaerobically, 53, 54 

 Culture media, 40-54 



filtration of, 48 



formulas, 41 



technique and mode of preparation and 

 sterilization of all, 41-46 



titration of, for standard work, 47, 48 

 Culture technique, 51 



Dakin-Carrel solution, 25 



Death point, thermal, for bacteria, 39 



Destruction of bacteria, by chemicals, 24-33 



by physical agents, 35-39 

 Differential staining for bacteria. See under 

 Staining 



Diphtheria antitoxin, discovery of, 2 

 production of, 223 

 pseudo-globulins of, 223 

 standardization of, 223 

 unit of, 224 



Diphtheria bacillus, bacillus similar to, 90 

 biological consideration of, 82, 83, 84 

 cultivation of, 84 

 discovery of, 2 



examination for, in mouth, 86, 87 

 occurrence of, 82 

 pathogenicity of, 85 

 resistance of, 84 

 staining of, 82 

 toxin, properties of, 85 

 varieties of, 83, 84 

 Diplococci, 7 



diplococcus lanceolatus. See Diplococ- 



cus pneumonias, 

 diplococcus pneumonias, 63 

 characteristics of, 63 

 cultivation of, 64 

 differentiation of, from streptococcus, 



64 



morphology of, 63 

 pathogenicity of, 64 

 resistance of, 64 

 staining of, 64 

 types of, 65 



Diseases of unknown causation, 169 

 Disinfectants, chemical, 23 

 gaseous, 30 

 physical, 35 



Disinfection, technique of. See Sterilization. 

 Dorsett egg medium, 45 

 Ducrey's bacillus, 208 

 Dysentery bacilli, biological consideration of, 



119 



characteristics of, 119 

 morphology of, 119 

 pathogenicity of various types of, 1 20 

 products of, 1 20 

 varieties of, 119 



Ear, diseases of the, 205 

 Eberth, discovery of typhoid, 2 

 Edema, malignant, bacillus of. See Malig- 

 nant bacillus. 

 Egg, for preparation of medium, 45 



for use in culture media, 49 

 Eggs, technique for examination of, 183 

 Ehrlich's immunity theory, 269 

 Endo's medium, 43 



for colon-typhoid differentiation, 117 



