INDEX OF SUBJECTS 



1181 



Plague bacillus, autopsy findings in 



rats, 822 



bacteriological diagnosis, 820 

 biological considerations, 810 

 cultivation, 809 



on salt agar to obtain involution 



forms, 810 



disease, caused by, in man, 813 

 incubation period, 813 

 pneumonic form, 814 

 transmission by flea bite or inhala- 

 tion, 813 

 epidemiology, 814 



pneumonic form, transmission of, 



819 



prevalence of, 815 

 rats in the transmission of, 816 



due to flea, 817 

 immunization, 812 

 isolation, 809 

 morphology, 808 

 prevention of, 820 



circumvention of a focus, 823 

 rat destruction in, 820 

 rat proofing in, 823 

 staining, 808 

 toxin formation, 812 

 vaccination, 824-826 



Haffkine's virus, 825 

 Plague-like disease of rodents, 826 

 Planococcus, genus, 41 

 Planocarcina, genus, 41 

 Plasmodia, finer structure of, 1112 

 Plasmodium falciparum, 1111, 1106 

 Plasmodium malariae, 1110, 1106 

 Plasmodium vivax, 1106, 1107-1110 



minuta, 1131 

 Plasmolysis, 12, 25 

 Plasmoptysis, 26 

 Pleuropneumonia of rabbits, bacillus of, 



503 

 Plotz bacillus, association with typhus 



fever, 941, 942, 944 

 Pneumonobacillus, 720. Rcc also B. 



mucosus capsulatus 

 Pneumococcus, 438-481 



antibody formation, 466, 467 



Pneumococcus, as the cause of primary 

 meningitis, 514 



bile test for identification, 453 



blood cultures for, 464 



capsule formation, 440, 441 



complications following pneumonia, 

 465 



cultivation of, 442-446 



description of on blood agar, 445 

 on inulin serum water, 445 



epidemiology of, 472-480 



primary pneumonias, 473-478 

 autoinfection, discussion of, 474, 



475 



prevention of, 477 

 susceptibility factor in, 475, 476 

 secondary pneumonias, 478 

 prevention of, 479 



etiological factor in lobar pneumonia, 

 434 



hemolysin production by, 445 



inulin fermentation by, 445, 453 



immunity, 466 



immunization, active, 480 



immunization, passive, 467 

 serum production, 468 

 serum treatment, 470-472 

 standardization of serum, 467, 470 



in the normal mouth, 218 



in the normal nose, 221 



morphology of, 440-442 



mucosus Type II (streptococcus mu- 

 cosus), 448 



pathogenicity of, 455 



intratracheal method of injecting 

 rabbits, 457, 459 



protection tests, 469, 470 



resistance to disinfectants, 450 



staining of, 442 

 in tissues, 442 

 capsules, 442 



serum treatment, 470-472 



thermal death point, 450 



types of, 446-448 



subgroups of type II, 447, 448 

 incidence in lobar pneumonia, 463 

 incidence in normal persons, 459 



typing from sputum, 460 



