INDEX 



Saul's test, 442 

 Scales, decimal, 340 



trip, 164 



Scalpels, to sterilise, 32, 33 

 Schallibaum's solution, 121 

 Scheme for study of bacteria, 259 

 Schizomycetes, classification of, 



131 



morphology of, 131 

 Scissors, to sterilise, 32 

 Sealing museum jars, 406 

 Searing iron, 397 

 Sections, special staining methods 



for, 121 

 Sedimentation pipettes, 16 



tubes, 9 



Selecting objectives, 57 

 Sensitising red blood cells, 395 

 Serial cultivations, 251 

 Serological examination of blood, 



378 

 Serum agar (Heiman), 210 



(Kanthack and Stevens), 



211 



(Lib man), 212 

 plates, 250 

 (Wertheimer), 211 

 bouillon, 210 

 collection of, 379 

 dextrose water (Hiss), 1 88 

 inspissator, 169 

 sugar media (Hiss), 188 

 water, preparation of, 170 

 Sewage, analysis of, qualitative, 



467 



quantitative, 466 

 Shake cultivations, 225 

 description of, 271 

 Shape of colonies, 262 

 Shaving experimental animals, 



349 



Shellfish, analysis of, 463 

 Silicate jelly (Winogradsky), 198 

 Single stain for spores, 106 

 Size of colonies, 262 

 Slanted tube cultures, 223 

 Slides, to clean new, 22 



used, 23 

 Smear culture, 224 



description of, 268 

 Soap liquid, 346 

 Soda solution, storage of stock, 



^ J 54 



Sodium bicarbonate in milk, test 



for, 443 



Soil, analysis of, qualitative, 476 

 quantitative, 473 

 collection of samples, 471 

 Solid media, 147 

 Soluble toxins, 144 



Soyka's milk rice, 189 

 Spear-headed spatula, 402 

 Special media, 182 

 Specific serum, 379 

 dilution of, 382 

 Spherical aberration, 55 

 Spirillum, morphology of, 133 

 Spirochasta, morphology of, 133 

 Spirochsetes in tissues, to stain, 



124 



Spleen extract, 149 

 Sporangium, 127 

 Spore formation, arthrogenous, 



138 



endogenous, 138 

 method of, 138, 273 



germination, method of, 140, 



274 



observation of, 140, 273 

 Spores, characters of, 139 



classification of, 139 



double stain for, 106 



to stain, 106 

 Stab culture, 224 



description of, 265 

 Stage micrometer, 62 



of microscope, 52 

 Staining methods, 90 



paraffin sections, 121 



reactions of bacteria, 274 

 Stains intra-vitam, 77 



negative (Burn), 77 



rack for, 72 

 Standard graduated pipettes, 7 



soda solution, 154 

 Standardisation of media, 154 

 Standardising bouillon, 155 

 Staphylococci, morphology, 132 

 Staphylococcus in milk, 456 

 Steam steriliser, Arnold, 35 

 Koch, 35 

 to use, 35 



streaming, 35 

 Sterigma, 127 

 Sterilisation by chemicals, 27 



by dry heat, 28 



by filters, 40 



by moist heat, 32 



by streaming steam, 35 



by superheated steam, 36 



of albuminous liquids, 32 



of gases, 40 

 Sterilising agents, 26 

 Stichcultur, 224 

 Stock dilutions, 497 



nutrient media, 163 



plate for isolation work, 253 

 Storage of media in bulk, 159 



of tubed media, 161 

 Store boxes for media, 161 



