402 



INDEX 



Cotton, effect of sterilization on, 

 7 



purpose of, 15 



waste, disposal of, ix 



plugs, preparation of, 16, 17 



plugs, rolled, 16, 17 

 Counterpoise, 30 

 Counter-stain, 92, 93 

 Counting colonies, 56, 57 



lens, 56 



plate, Jeffer's, 56 



plate, Wolfhiigel's, 56 

 Cover-glasses, cleaning of, 4 



sterilization of, 18, 48 

 Cow, aborting, serum from, 325 

 Cream, ripened, microflora of, 285 



pasteurization of, 281-284 

 Crenothrix, 348 

 Cresol, compound solution of, 



14, 48, 296, 297, 365 

 Crucible, Gooch, as filter, 13 

 Cryophilic bacteria, 155, 200 

 Crystalloids, 33 



Crystals, formation of, 176, 252 

 Culture, adhesion, 76, 78-80, 81 



hanging-block, 81, 82 



Lindner's droplet, 84, 85 



media, sterilization of, 8-13 



medium, 31, 37, 49 



methods, anaerobic, 155-165 

 Cultures, ix, x, xi, 44-48 



broken, 48 



care of, 46-48, 125 



description of, 129 



dried, 198 



gelatin, 46 



impure, 44, 45, 107 



incubation of, 46, 47 



liquid, 46, 60 



mixed, 44, 45, 107 



old, disposal of, 10, 14, 48 



plate, 45, 49-56 



pure, 44, 45, 49, 107, 114 



Cultures, shake, 163 



slant, 45 



stab, 46, 61 



stick, 46 



streak, 46, 58, 60 



transferring, 51, 52, 60 

 CUMMING, J. G., 13 

 Cup, measuring, 28 

 Curd, acid, 24, 185, 186 



liquefaction of, 24 



rennet, 24, 185, 186 

 Curdling, cause of, 24 

 Curette, use of, 316 

 Curves, plotting, xi, 112 

 Cutaneous inoculation, 297 

 Cuts, care of, 48 

 Cytase, 179 



Data, tabulation of, xi 

 Death-point, thermal, 200-202 

 Decagram, 379 

 Decaliter, 379 

 Decameter, 379 

 Decigram, 379 

 Decimeter, 379 

 DECKER, J. W., 287 

 Decolorization in staining, 90- 



93,96 



of litmus, 23, 24 

 Defibrination of blood, 302, 320, 



323 



Degrees, Fuller's scale, 20, 21 

 Denitrification in solution, 251, 



252 



studies, culture media for, 354 

 Denitrifying organisms, 19, 251, 



252 

 Deodorizer, chloride of lime as, 



237 



Desiccation, 197 



Desiccator, as anaerobic dish, 160 

 Desk, microorganisms on, 146, 147 



