INDEX. 



A 



Abbe, 296 



condenser, 197 



microscope, improvements in, 

 310, 315 

 Abilgaard, 305 

 Abortion agglutinin, 261 



contagious, 244, 264, 274 

 Abrin, 114, 258 

 Ahnis precatorius, 114 

 Abscesses, 239 

 Absence of receptors, 294 

 Absorption of free nitrogen, 103 



tests, 263 

 Accessory substances, growth, 77 

 Accidental carriers, 233, 235, 236, 

 237 

 structures, 27 

 Acetic acid, 84 



bacteria, carbon oxidation, 100 

 fermentation, 311, 314 

 Acetobacter, 47 

 acidi oxalici, 63 

 xylinum, 63 

 Acetone, 86 



Achorion schoenleinii, 307, 314 

 Acid, acetic, 84 



fermentation, 311, 314 

 agglutination, 262 

 amino, relation to green plants, 



106 

 butyric, 84 



fermentation, 311, 314 

 carbolic, disinfectant action of, 

 145 

 first used, 308 

 fast bacteria, fat content, 64, 65 



stains of, 201, 206 

 fermentation, 78 



acetic acid, 84, 311, 314 



Acid, fermentation, Bulgarian fer- 

 mented milk, 83 

 butyric, 84, 311, 314 

 ensilage, 83 

 industrial uses, 82, 83 

 lactic acid, 82, 83, 84, 311, 314 

 sauer kraut, 83 

 free, 161 



hydrochloric, 242 

 per cent of, 160 

 production of, 96 

 soils, 61 

 Acids, as disinfectants, 144 

 Acquired immunity, 247, 248 

 Actinohacillus, 48 

 Actinomyces, 48 

 hovis, 309, 315 

 Actinomycetaceos, 46, 48 



ACTINOMYCETALES, 45, 46, 48 



Actinomycosis, cause of, 309, 315 



path of entrance of, 240 

 Action of chemical agents, 142 

 stains, 201 

 reducing, 99 

 Activating enzymes. 111 

 Active immunity, definition of, 

 247, 248 

 production of, 248 

 Activities of bacteria, biochemical, 

 78 

 importance of, 310 

 physiological, definition of, 68, 

 78 

 in identification, 213 

 overproduction, of cells, 254 

 Acute coryza, 240 



disease, 229 

 Adulteration of food, anaphylactic 

 test in detecting, 293 

 complement-fixation test in, 

 277 



(317) 



