746 



INDEX 



Natural immunity, 591 

 Neapolitan fever, 500 

 Neelsen's stain for tubercle, 105 

 Negative pliase in immunisation, 



296 

 Negri bodies in rabies, 615 

 Neisser and Weohsberg's bacteri- 

 cidal method, 123 

 Neisser's gonococcus, 255 



stain for b. diphtherial, 114 

 Neuroryctes hydrophobia, 617 

 Neutral-red as indicator for media, 

 49 

 use of, 40 

 with b. coli, 356 

 Neutrophile leucocytes, 182 



myelocytes, 182 

 Nicolaier, tetanus bacillus, 419 

 Nicolle on Leishmania infantum, 

 674 

 on Leishmania tropica, 675 

 on typhus fever,- 694 

 Nicolle's modification of Gram's 



method, 104 

 Nikati and Rietsch on cholera, 468 

 Nitrates, reduction of, 356 

 Nitrifying bacteria, 24 

 Nitroso-indol body, 81 

 Noguchi and Moore on sp. pallida 



in general paralysis, 519 

 Nordhafen vibrio, 477 

 Normal serum, 576 

 Novy on relapsing fever, 508, 510 

 Novy and MacNeal, medium for 

 culture of trypanosomes, 46, 

 655 

 modified by Nicolle, 674 

 Nyassaland, trypanosomiasis in, 666 



Obermeier's spirillum, 506 

 (Edema, malignant, 448 

 Ogata's dysentery bacillus, 387 

 Ogston, 199 

 Oidia, 531 

 Oidiomycosis, 547 

 Oidium albicans, 543 



lactis, 535 

 Oil, aniline, for dehydrating, etc., 



98 

 Oirimmersion lens, 89 

 Ookinete, 632 

 Oomycetes, 531 

 Oospheres, 531 

 Oospora lactis, 535 



Oospore, 531 



Ophthalmic tuberculin reaction, 



291 

 Opsonic action, nature of, 577 



technique, 120 

 Opsonins, 120 



absorption of, 577 



in tuberculosis, 294 



thermolabile, 578 



thermostable, 578 

 Organisms lower than bacteria, 2, 



680 

 Oriental plague, 487 

 Ornithodorus moubata, 514 

 Osteomyelitis, 217 

 Otitis, 233 



Oxygen, nascent, as antiseptic, 170 

 Ozcena bacillus, 319 



Pappataci fever, 692 

 Paracholera, 473 

 Paraffin embedding, 95 

 sections, cutting of, 96 

 preparation of, 97 

 Paratyphoid bacillus (see B. para- 

 typhosus) : 

 carriers, 379 

 fever, 377 

 preventive inoculation against, 

 379 

 Park and Williams on diphtheria 



toxin, 409 

 Passage, 556 



Passive immunity, 554, 560 

 Pasteur on exaltation of virulence 

 of bacteria, 556 

 on hydrophobia, 618 

 on vaccination against anthrax, 



348 

 septicemic de, 448 

 Pathogenicity of bacteria, 174 

 Penicillium crustaceum, 534 



glaucum, 534 

 Peptone gelatin (see Culture media), 

 36 

 solution, 39, 463 

 Periostitis, acute suppurative, 217 

 Peritonitis, 212, 261 

 Perlsucht, 267 

 Pestis major, 493 



minor, 493 

 Petri's acid-fast bacillus, 285 

 capsules, 58 

 sand-filter for examining air 144 



