560 



INDEX. 



Sections, 



simple stain, 538, 540 



tubercle stain, 543 



Sedgwick-Tucker's air apparatus, 454 

 Seed, 20, 47, 87 

 Segmentation, 393 

 Septicemia, 368, 374, 382, 3^3 

 Septicemie, 68, 300 

 Serum media. 242 



agar plates, 242 



agglutination, 319, 487, 505 



anti-infectious, 344, 484, 487 



antitoxic, 344, 478, 483, 484 



Loffier's, 242, 468 



normal. 488, 505 



Pfeiffer's reaction, 487 



see blood-serum 



sterilizer, Koch's, 466 



Roux, 465 

 Sewage, 444 

 Sheath, 30 

 Silk threads, 517, 523 



worm disease, 391 

 Skatol, 94, in 

 Slimy beer, milk, etc., 29 



fermentations, 104 

 Smegma bacillus, 326 

 Smut, corn, 392 

 Snake venom, 83 

 Snow, 65, 441 

 Sodium benzoate, antiseptic action, 528 



carbonate, 154, 275 



hydrate, 154 



deci- normal, 154 

 normal, 154 

 Soil, 444 



analysis, 448 



bacteria in, 65, 69, 70, 73, 108 



filtering action of, 443 



number of bacteria, 446 



pathogenic bacteria, 446 



vitality of bacteria in, 447 

 Soluble ferments, 86 

 Soorpilz, 402 

 Species, identification of, 19 



origin of, 23 



variability of, 23 

 Spherical aberration, 124 



bacteria, 17 

 Spirillum, 17, 46 



anserini, 372 



Obermeieri, 372 



rubrum, 115, 224 



see vibrio 



undula, 27 

 Spirochsete, 18, 372 

 Splenic fever, 296 

 Spontaneous combustion, 121 



Spontaneous, 



generation, 56, 161 

 Sporangium, 389, 390 

 Spores, characteristics of, 51 

 double stain, 290 

 feebly resistant, 393 

 formation of, 4751, 8 1 

 germination of, 52, 75 

 of moulds, 389 

 of streptotrices, 392 

 of yeasts, 386 



resistance of, 55, 162, 165, 214, 519 

 staining of, 55 

 structure of, 54 



Sporogenic granules, 31, 32, 48 

 Sporulation, 48 

 Spring-water, 443 

 Sputum in influenza, 360 

 in leprosy, 320 

 in pest, 358 

 in pneumonia, 337 

 in tuberculosis, 324, 325 

 septicemia, 338 

 Stab culture, 189 

 Stage micrometer, 137 

 Staining cover-glasses, Gram's, 287 

 simple, 145-151, 191, 287 

 tubercle bacillus, 324, 543 

 flagella, 316 

 glass-slides, 280 

 sections, Gram's, 541 

 simple, 538, 540 

 tubercle bacillus, 543 

 Stains, 146 



bottle for, 147, 150 

 heating of, 150 

 preparation of, 146 

 Stand of microscope, 135 

 Staphylococcus, 44, 45 

 pyogenes albus, 366 

 aureus, 25, 114, 366 

 citreus, 366 

 Starch, 86, 87, 98, 112, 115 



splitting ferments, 85 

 Steam-heat, 56, 161 



testing action of, 516 

 under pressure, 56, 165 

 Steam sterilizer, 163 

 under pressure, 165 

 superheated, 167 

 Stearic acid, 90 

 Sterigmas, 390 

 Sterile media, 155 

 Sterilization, 159 



at 58, fractional, 464 

 at 100, fractional, 162, 465 

 by filtration, 464 

 failure of, 162 



