698 
Potato as a culture medium for bacillus 
piscicidus, 567 
for bacillus piscicidus agilis, 565 
for bacillus of purpura hemor- 
rhagica (Babes), 558 
for bacillus of purpura hemor- 
rhagica (Kolb), 559 
for bacillus of purpura hamor- 
rhagica (Tizzoni and Giovan- 
nani), 558 
for bacillus pyocyaneus, 543 
for bacillus pyocyaneus 8, 545. 
for bacillus pyocyaneus pericar- 
ditidis, 546 
for bacillus pyogenes fcetidus, 
518 
for bacillus septicemiz hzmor- 
rhagice, 500, 509 
for bacillus solanacearum, 572 
for bacillus of swine plague, 
Marseilles, 509 
for bacillus tenuis sputigenus, 
523 
for bacillus tuberculosis, 477 
for bacillus typhi abdominalis, 
439 
for bacillus typhi murium, 524 
for bacillus of von Dungern, 562 
for micrococcus bothryogenus, 
. 413 
for micrococcus Manfredi, 413 
for micrococcus pneumonie 
croupose, 403 
for micrococcus tetragenus, 412 
for proteus hominis capsulatus, 
518 
for proteus of Karlinski, 552 
for proteus lethalis, 555 
for proteus septicus, 554 
for proteus vulgaris, 549 
for spirillum cholere asiatice, 
596 
for spirillum of Finkler and 
Prior, 603 
for spirillum of Metschnikovi, 
605 
for spirillum tyrogenum, 604 
for staphylococcus pyogenes au- 
reus, 375 
rot, symptoms of, 571 
INDEX. 
Pregl’s method of staining tubercle ba- 
cilli in tissues, 36 
Pressure, influence of, on.growth of bac- 
teria, 163 
Privy vaults, disinfection of, 217 
Protection (standard of) in inoculation 
of antitetanic serum, 356 
Protective inoculations in tuberculosis, 
360 
against typhoid fever in the 
British army, 369 
Proteus capsulatus septicus (Banti), 520 
Hauseri (Levy) from sour yeast, 
561 
of Karlinski, probably identical 
with proteus vulgaris (Hauser), 552 
lethalis, 554 
bei Lungengangrin des Menschen 
(Babes), 554 
mirabilis, swarming islands of, 552, 
653 
septicus, 554 
vulgaris (Hauser), 548 
in cholera infantum, 550 
influence of, on the virulence of 
anthrax cultures, 587 
instanced as illustrating varia- 
tions in the pathogenic power 
of saprophytes, 529 
Zenkeri, 554 
Prudden’s failure to find the Klebs- 
Loffler bacillus in pseudo-membranous 
inflammations, 450 
Pseudo-diphtheria bacilli, 461 
non pathogenic. 450, 455 
attenuations of bacillus diph- 
theria, 260 
Pseudo-influenza bacillus in broncho- 
pneumonia, 466 
Pseudomonas campestris, 575 
hyacinthi (Wakker), 573 
Stewarti (Smith), 575 
Ptomains, 133, 146 
Puerperal fever caused by streptococcus 
pyogenes, 387, 654 
self-infection possible, 655, 656 
Pulmonary mucous membrane, infection 
through, 230 
Pulmonic anthrax, 422, 428 
Pure cultures on gelatin plates, 72 
