812 



INDEX OF SUBJECTS 



Agglutinins, agglutinin-stimulating 



substances and, 233 

 quantitative relations between, 233 

 reaction between, 233 . 

 bactericidal substances compared 



with, 231 



cell receptors in, 238 

 concentrated, failure of, to produce 



agglutination, 235 

 diluted, agglutination reaction with, 



235 



effect of heat on, 232 

 experimentation with, 231 

 in agglutination reaction, chief or 



immune, 234 

 major, 234 

 minor, 234 

 partial, 234 



in serum of glanders, 535 

 in staphylococcus immune sera, 



331 



nature of, 231 

 normal, 232 

 partial absorption method in study 



of, 234 

 production of, 232 



in sera of animals, by injection of 



bacteria, 233 

 of culture extracts, 233 

 time of, 233 



reaction of. See Agglutination reac- 

 tion 



specificity of, 234 

 structure of (Ehrlich), 238 

 theoretical considerations concern- 

 ing, 238 



"thread -reaction" in, 231 

 Agglutinogen, 233 

 "Aggressin theory" of Bail, 292 

 arguments for, 292, 293 

 basic principles of, 292 

 opposition to, 293, 294, 314 

 Aggressins (Bail's theory), 293, 313 

 action of, 292 

 immunization with, 293 

 nature of, 293 

 occurrence of, 293 

 Air, bacteria in, 673 



Air, dryness and high winds favorable 



to increase of, 683 

 estimation of numbers of, 684 

 occurrence of, in inhabited places, 



683 

 scarcity of, in places high above 



earth, 684 

 settling of, with rain, snow, etc., 



684 



infectious material carried by, 684 

 Alcohol, as fixative in staining, 110 

 Alcoholic fermentation, 51 

 by yeasts, 52 

 in milk, 684 

 process of, 51 



Alcohols as disinfectants, 77 

 Alexin, 198 



action of, in blood serum, 224, 225 

 Alkali formation by bacteria, 166 

 Allantiasis, 477 

 Allergie, 302, 304 



Amboceptor and complement, quanti- 

 tative relationship between, 246 

 Amboceptors, filtration of, 245 



multiplicity of, in normal sera, 242 

 Ameba proteus, 723 

 Amebae, characterization and develop- 

 ment of, 723 



free-living varieties of, ameba pro- 

 teus, 723 



"limex amebae" ( Volkampfi a ) , 723 

 parasitic varieties of, endameba coli, 



724, 734 



endameba gingivalis, 724, 736 

 endameba histolytica, 724, 725 

 pathogenic history of, 725 

 pathogenicity of, 726 

 Amebic dysentery, complications of, 



726 



diagnosis of, 727 



differentiated from bacillary dysen- 

 tery, 726 



geographical distribution of, 727 

 history of, 726 

 prevention of, 733 

 symptoms of, 726 

 treatment of, 732 

 Ameboid organisms, amebae, 723 



