INDEX. 



505 



Laschtschenko's serum diagnosis 



of typhoid, 240 

 Lecithin in bacteria, 29 

 Legume-tubercles, 84 

 Leprosy, 421 ; PI. 62 

 Leptothrix, 458 



buccalis, 461 



epidermidis, 458; PI. 69 



gigantea, 461 



innominata, 461 



maxima buccalis, 461 



ochracea, 465 



placoides alba, 461 



pyogenes filiformis, 461 

 Leuconostoc, 123 



lagerheimii Ludwig, 151 

 Levorotatory lactic acid, 87 

 Lieben's iodoform reaction, 86 

 Light, bacteria and, 46 

 Liquefaction of gelatin, 61 

 Litmus, blue, reduction, 77 



in titration, 35 



whey, 483 

 Loffler's bacillus, 389 



method for flagella, 478 

 for sections, 481 



methylene-blue, 476 



mordant, 476 



serum mixture, 485 

 Lophotrichia, 24 

 Lysogenic material, 107 



MADURA-FOOT, 440, 452 



Magnification, 474 



Malignant edema, 341 ; PI. 46 



Mallein, 73, 388 



Malta fever, 169 



Manure organism, 433 



Marmorek's serum, 140 



Marsh-gas from cellulose, 89 



Maststreptococci, 142 



Measles, 469 



Meat bouillon, 483 



Mechanical activity of bacteria, 

 55 



Media, albuminous, 483 

 essential constituents, 33 

 fluid, employment, 486 

 influence of, on liquefaction, 

 61 



Media, nitrogen production in, 89 



nonalbuminous, 482 



nutrient, 32, 482 

 acid, 36, 37 

 alkaline, 35 

 containing sugar, 37 

 employment, 486 

 neutral, 35, 37 

 reaction, 35 



solid, employment, 486 



sugar, fermentation in, 64 

 Meningitis, PI. 68 



cerebrospinal, 148 

 Mercaptan, 77 

 Merismopedia, 123 

 Merista, 123 



Mesophilic bacteria, tempera- 

 ture for, 44 

 Metabolism, bacterial, chemical 



activity, 64 



Methane from fermentation, 90 

 Met^ylene-blue, acetic acid, 476 



and fuchsin, aqueous alco- 

 holic, 475 



for smear preparations, 477 



Loffler's, 476 



reduction, 77 

 Micrococcus, 123, 163 



acidi lactis, 175 

 paralactici, 142 



liquefaciens Halensis, 224 



agilis Ali-Cohen, 192 



albicans amplus, 168 



aquatilis, 163, 171 



ascoformans, 179 



aurantiacus, 164 

 Cohn, 189 



badius, 164, 178 



bicolor, 164, 189 



biskra Heydenreich, 188 



cerasinus, 164, 193 



citreus agilis, 178 



concentricus, 163, 174 



candicans, 163, 169; PI. 9 



candidus, 171 



corallioides, 175 



coronatus, 164, 175 



cremoides, 189 



cyaneus, 164, 193 



cyanogenus, 193 



erythromyxa, 164, 193 



