INDEX OF SUBJECTS 



839 



Poliomyelitis, inoculation of animals 



with 'spinal substance of, 664 



by Flexner and Lewis, 665, 666, 



667 



by Knoepfelmacher, 665 

 by Landsteiner and Levaditi, 



665, 667 



by Landsteiner and Popper, 665 

 resistance of virus of, 666 

 Polychrome stains in staining of bac- 

 teria, 107 



Polymastigina, definition of, 738 

 lamblia intestinalis, 739 

 tetramitis mesuili, 739 

 trichomonas, 738 

 Potato media, 130 



glycerin, 130 



Pour plate, technique of making, 145 

 Precipitin tests, 253 



bacterial filtrates for, 254 



technique of, 255 



determining nature of meat by, 254 

 precipitating antisera for, 253 

 against albumin solutions, 253 

 technique of production of, 253 

 protein solutions to be tested by, 254 

 Precipitins, 200, 235 



agglutinins and, structure of (Ehr- 



lich), 238 



cell-receptors in, 238 

 theoretical considerations concern- 

 ing, 238 



bacterial differentiation by, 237 

 differentiation of proteids by, 237, 



254 



distinguishing blood of animal spe- 

 cies by, 237 

 effect of heat on, 236 

 experimentation in, 235 

 group reaction of, 237 

 identity of, with sensitizers, 236 

 in pneumococcus immune serum, 364 

 in streptococcus immune horse se- 

 rum, 347 

 nature of, 236 

 specificity of, 237 



Pressure, relation of, to bacteria, 34 

 Proagglutinoids, 235 



Proteid differentiation by complement 



fixation, 273 



substances necessary for, 273 

 technique of, 274 

 by precipitins, 237, 254 

 Proteid injections, anaphylaxis in, 295 



See also Anaphylaxis 

 Proteids in bacterial cell, 22 

 Protein solutions for precipitin tests, 



preparation of, 254 

 Proteins, bacterial, 186 

 Proteolytic enzymes, 43 

 action of, 44 



in breaking down animal excreta, 



46 



bacteria producing, 44 

 proteids necessary to, 44 

 ptomains produced by, 45 

 Proteosoma (plasmodium) praecox, 763 

 Proteus group, bacilli of, 454, 455 

 cultivation of, 454 

 morphology and staining of, 454 

 occurrence of, 454 

 pathogenicity of, 455 

 Protomonadina, 740 

 bodonidse, 740 

 prowazekia, 740 

 cercomodidse, 740 

 Cercomonas hominis, 740 

 definition of, 740 

 trypanisomidse, 740 

 Protozoa, classification of, 721 

 definition and functions of, 721 

 infusoria (ciliata), 792 

 mastigophora (flagellata) , 721, 738 

 sarcodina (rhizopoda), 721, 723 

 sporozoa, 722, 760 

 technique of blood examinations 



for, 795 

 Protozoa and bacteria, differentiation 



of, 1 



staining of, 108 

 Prowazekia, 740 



Pseudo-dysentery bacillus, 437, 438 

 Pseudo-influenza bacillus, 541 

 Pseudo-membranes in diphtheria, 518 

 Pseudomeningococcus, 379 

 Pseudomonas, 37 



