INDEX 



Delafield's hematoxylin, 44. 



DenitriScation, solution for test- 

 ing, 40. 



Describing cultures, 53. 



Determination: of anaerobes in 

 milk, 158; of anaerobes in 

 sewage, 149; of B. coli and 

 streptococci in milk, 157; of 

 B. coli and streptococci in 

 water, 86, 147, 149; of bacteria 

 and spores in soil, 165; of 

 species in water, 86; of spores 

 in soil, 165. 



Dextrose: agar, 26; litmus agar, 

 35 ; litmus gelatin, 36; yeast 

 water, 33. 



Diastase, 63. 



Differentiation of B. typhosus and 

 B. coli, media for, 33. 



Digestion: of blood serum by soil 

 bacteria, 168; of casdn by soil 

 bacteria, 169; of gelatin by 

 soil bacteria, i6g. 



Dilution tables, 197. 



Diphtheria: antitoxin, 126; ba- 

 cillus, 124; group, 124; toxin, 

 126. 



Directions for filling out culture 

 charts, 58. 



Discontinuous sterilization, 11. 



Disinfectants, 94. 



Doane-Buckley method, 161. 



Dog's blood serum, 33. 



Dorset's egg medium, 37. 



Drigalski and Conradi's medium, 

 34- 



Dry heat sterilization, 11. 



Dunham's pepton solution, 18. 



Dysentery bacillus, 112, 117. 



Effect: of pasteurization of milk, 

 88; of sterilization of milk, 88. 



Egg media, 37. 



Ehrlich's anilin gentian violet, 43. 



Endo's medium, 200 



Enriching method of Schottelius, 

 130. 



Enzym, 62; amylolytic, 

 coagulative, 62; diastatic 

 gelatinolytic, 62; invei 

 63; production, 62; pr 

 lytic, 62; rennet, 63. 



Erlenineyer flask, 7. 



Estimation of colonies, 85. 



Examination: of air, 87; oi 

 148; of milk, 88, 151; of 

 for B. coli and streptococci, 

 of milk for leukocytes, i6( 

 milk for tubercle bacilli, 

 of molds, 184; of rain w 

 148; of sewage, 148; of 

 163; of water, 86; of 

 water, 147. 



Exercises on infection and st 

 zation, 91. 



Fermentation; abnormal, in 1 

 159; chart, back cover; t 

 6; tube, gas production 

 81. 



Filament formation, 129. 



Filling culture tubes, 22. 



Film formation by yeasts, il 



Filter: Berkefeld, 10, 92; co 

 92; folding of paper, 22. 



Filtration of culture media, 1 



Finkler and Prior, spirillun 

 129. 



Flagella stain, 117. 



Formation: of alcohol, 187 

 amido compounds, 170; 

 ammonia, 171; of film 

 yeasts, 186; of inddl, 114, 

 of nitrates, 174; of nit 

 171; of spores by bacteria, 

 of spores by molds, 83: 

 spores by yeasts, 80, 187. 



Formula for determining 

 number of B. coli, streptoc 

 and anaerobes in milk 

 water, 86. 



Fowl cholera, bacillus of, 12; 



Friedlander's capsule stain, : 



Friedlander's pneumobacillus. 



Frost's culture chart, S9- 



