624 



INDEX 



Mixed cultures, bacteriophagy in; 179 



, biochemistry of; 214 



, constitution of; 209 



■ , cultivation of; 208 



in cystitis; 232 



in pyelocystitis; 233 



, natural occurrence of; 230 



, purification of; 236 



' , stability of; 212 



Mode of action of bacteriophage; 369 



Monkey, intestinal bacteriophage of; 

 430 



Morphology of bacteria during bac- 

 teriophagy; 112, 130 



of resistant bacteria; 219 



Mutations and bacterial resistance; 219 



of B. coli; 221, 255 



of B. paratyphosus; 252 



of B. proteus; 257 



Multiple virulences of bacteriophage; 

 170, 432 



, proof of; 172 



Multiplication of bacteriophage; cause 

 of arrest of; 127 



of bacteriophage corpuscles; 115, 



349 



of bacteriophage, effect of bac- 

 teria on; 124 



of bacteriophage, effect of tem- 

 perature on; 123 



of bacteriophage, intermittent 



course of; 116 



of bacteriophage, relation to num- 

 ber of bacteria dissolved; 125 



of bacteriophage, relation to 



virulence; 140 



Myxomycete, growth of; 103 



, symbiosis of; 318 



Natural mixed cultures; 230 



resistance of bacteria; 193, 217 



Nature of bacteriophage; 309, 329 

 Nuclease-immunoproteidine; 9 

 Nutritive vitiation hypothesis; 311 



Opsonic action of bacteriophage; 408 

 Organic compounds, effect on bac- 

 teriophage; 302 



Otto and Munter method of deter- 

 mining virulence; 147 



Oxalic acid, effect on bacteriophage; 

 304 



Oxygen, effect on bacteriophage; 302 



Papaine, effect on bacteriophage; 282 



Paramecium bursaria, parasitic phe- 

 nomena in; 318 



Parasitic phenomena with protozoa; 

 318 



Paratyphoid-bacteriophage, effect of 

 temperature on; 293 



in domestic animals; 425 



in man ; 438 



in stock cultures; 12 



in typhoid fever; 452 



in water; 436 



, sources of; 252 



therapy of paratyphoid fever; 550 



, virulence attenuation of; 165 



Paratyphoid fever, bacteriophage races 

 from; 252 



, bacteriophage therapy of; 550 



Pasteurella bovis, homogeneity of; 246 



Pathogenicity of resistant bacteria; 

 219, 484 



Penetration of bacteria by bacterio- 

 phage; 112 



Persistence of virulence in bacterio- 

 phage; 171 



Pestis-bacteriophage, corpuscular na- 

 ture of; 85 



, filtrability of; 274 



, formation of ultrabacteria with; 



226 



in plague ; 504 



in rats; 247, 504 



in stock cultures; 12 



, plaque formation by; 79 



, sources of; 247 



, spontaneous attenuation of; 167 



, temperature limits of; 59 



— therapy of plague ; 567 



, virulence range of; 247 



, volatility of; 280 



Pfaffi-bacteriophage immunization of 

 fowl; 512 



