736 



INDEX 



Vibrio of cholera, 460 



Danubicus, 475 



Deneke's, 478 



Finkler and Prior's, 478 



Gindha, 476 



Ivaiioff, 475 



Massowah, 467, 476 



Metclinikovi, 477 



Nordhafen, 478 



of Pestana and Bettencourt, 

 476 



r.omanus, 476 

 Vibrion septique, 446 

 Vincent's bacillus, 457 

 Virulence, attenuation of, 551 



exaltation of, 554 



of bacteria, 182 

 Voges and Proskauer's reaction, 



364, 405 



Volpino on smallpox, 609 

 Von Pirquet's test, 297 . 



Wassermann reaction in frambcesia, 



526 



in general paralysis, 525 

 in leprosy, 314 

 in syphilis, 132, 524 

 Water, bacteria in, 157 

 collection of samples, 157 

 contamination of, by sewage, 



160 



counting of bacteria in, 157 

 examination of, 156 

 interpretation of bacteriological 



findings, 161 



supplies, typhoid bacilli in, 390 

 Weichselbaum on pneumonia, 234 

 Weigert's method of dehydration, 



101 

 modification of Gram's method, 



107 



Whooping-cough, bacteria in, 485 

 culture methods, 44, 486 

 inoculation experiments, 487 

 methods of examination, 488 

 pathogenic effects, 487 

 serum reaction, 487 

 Whooping-cough bacillus, medium 



for, 44 



Widal on serum diagnosis, 578 

 Widal's reaction, synonym for 



agglutination of b. typhosus, 

 q.v. t 119, 394 

 Williams and Lowden on Negri 



bodies, 614 

 Winogradski, 25 

 Winslow and Rogers on coccacese, 



142 



Winter-spring fevers, 634 

 Wolff and Israel's streptothrix, 337 

 Woodhead on tuberculosis, 295 

 Woody tongue, 333 

 Woolsorter's disease, 353 

 Wright's, A. E., bactericidal 



method, 128 

 calibrated pipette, 118 

 diluting pipette, 73 

 method of counting dead bacteria, 



135 



opsonic technique, 123 

 vaccination against tuberculosis, 



302 

 vaccination treatment of pyogenic 



infections, 230 

 Wright, J. H., on anaerobic 



streptothrices, 334 

 on Leishmania tropica, 673 

 Romanowsky stains, 114 



Xerosis bacillus, 424 

 Xylol, 101 



Yaws, spirocheetes in, 525 

 Yeasts, 531 

 Yellow fever, 677 



bacteria in, 678 



etiology of, 678 



mosquitoes in relation to, 679 

 Yersin (see also Roux) on plague, 



488, 499 

 Yersin's anti-plague serum, 500 



Zettnow's method for staining 



flagella, 112 

 Ziehl-Neelsen stain, 109 



Fraenkel's modification, 109 

 Zone phenomena in agglutination, 



580, 582 

 Zooglcea, 3 

 Zygomycetes, 528 

 Zygospore, 528 

 Zygote (malaria), 632 



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