404 



GENERAL INDEX 



Antagonistic microorganisms (coni.) 

 production of antibiotic substances, 

 49, 64-69 

 measurement of activity of sub- 

 stances, 69-83 

 measurement of bactericidal action, 



83-84 

 measurement of in vivo activity, 



83-84 

 methods of growing organisms, 

 64-69 

 utilization for disease control, 263- 



266 

 See also Actinomycetes; Animals, 

 microscropic; Bacteria; Fungi 

 Antagonistic substance, defined, 331 

 Anthrax, 85, 87, 88, 95 



survival of organism in soil, 17, 27 

 treatment, 261 



use of culture filtrate in treating in- 

 fections, 261 

 Antibacillin, 94 

 Antibacterial action, inhibition of, 



225-228 

 Antibacterial index, 227, 33 1 

 Antibacterial spectrum, 319 

 Antibiosis, 37-39, 331 

 Antibiotic, defined, 1 70, 33 1 

 Antibiotic action, mechanism of, 223- 



228 

 Antibiotic spectrum, defined, 331 

 Antibiotic substances 



as means of difi'erentiation of bac- 

 teria, 259-260 

 antifungal action, 297-298 

 bactericidal action, 221, 245-250 

 bacteriostatic spectra, 220 

 chemical nature. See Chemical nature 



of antibiotic substances 

 classification, 170, 228-229, 329- 



330 

 compared with chemical antiseptics, 



218-223 

 crystalline preparation, 197 

 defined, 69-70, 331 

 disease control. See Disease control 

 inhibition, 255-257 

 in vivo activity, 3 1 5 

 isolation, 3 1 9 

 manufacture, 319 



Antibiotic substances (cont.) 



mode of action, 70, 218, 228, 324- 



325 

 produced by actinomycetes, 53, 119— 



127, 189-200 

 produced by bacteria, 178—189 

 produced by fungi, 200-214 

 produced by yeasts, 214-215 

 production, 51, 70—72, 319 

 structural formulae, 182 

 See also sfecific substances 



Antidotic, 189, 33 1 



Antifungal substances, 107, 297-298 



Anti-inhibitors, 227-228, 331 



Antiluminescent test, 81, 82 



Anti-penicillin, 240 



Antiphage agents, 166 



Antiseptics, 218-223, 228, 3 1 6-3 1 7 



Antivirus, 263—264 



Ants, fungi antagonistic to, 303 



Aromatic oils as bacteriostatic agents, 

 183 



Ascaris, 26 



Ascomycetes, 147, 150 



Ascorbic acid, eifect on actinomycin, 

 256 



Aspergillic acid, 70, 133, 1 40, 141, 

 170, 171, 208, 213, 244, 258, 

 273, 320, 329 

 antiluminescent activity, 82 

 chemical nature, 171, 208 

 eff"ect on bacteria, 82, 224, 244 

 in experimental infection with CI. 



ferfringens, 273 

 toxicity, 178 



Aspergillin, 133, 165, 329 



Assay value, 77 



Associative interrelationships among 

 microorganisms, 41—44 



Autolysin, 234 



Autolysis, 251 



Autolytic substance, 127 



Autophage, 1 02 



Autotoxins, 103 



Bacillin, 92, 94, 171, 233, 320, 



329 

 Bacillus mesentericus filtrate, bacteri- 

 cidal action of, 286 



