INDEX OF SUBJECTS 



Abderhalden, protective 

 ferments of, 493. 

 See also under 

 Ferments, protec- 

 tive, in animal 

 body. 



Abscesses, secondary, 

 caused by bac- 

 teria, 25 



Absorption theory in tox- 

 in-antitoxin reac- 

 tion. 123 



Acne, opsonic index in 

 vaccine treatment 

 of, 339 



Adrenal cytotoxin. 92 

 Agglutination, absorption 

 experiments of 

 Castellan! on, 232 

 acid, 246 



value of. for differen- 

 tial purposes, 246- 

 247 



action of salts in, 240 

 agglutinability of bac- 

 teria in, in agglu- 

 tinoids, 229 

 normal differences in, 

 between strains 

 of same species, 

 228, 229 



agglutinins in, 223. 224 

 absorption of, 232 

 complete, impossi- 

 bility of, 232 

 heating of, 226 



explanation of, 236 

 major, 229 

 normal, 233 



explanation of, 234 

 qualitatively iden- 

 tical with "im- 

 mune" agglutin- 

 ins, 234 



para or minor, 229 

 agglutinogen in, 223, 224 

 effects of heating of, 



226 



localization of, in ec- 

 toplasmic layers 

 of cells. 224 

 agglutinoids in, 235 

 biological relationship 



and, 230 

 Bordet's explanation of, 



240 

 by means of cell body 



proper, 225 



by means of ectoplasmic 

 substances of bac- 

 teria, 224, 225 

 by means of flagella, 



224. 225 

 cataphoresis of bacteria 



in, 242, 243 

 description of, 218 

 effect of gelatin addition 

 in mastic solu- 

 tion on. 244 



V Ehrlich's interpretation 

 of process of, 234 



Agglutination, Ehrlich's in- 

 terpretation of, 

 diagra m m a t i c 

 representation of, 

 235 



Eisenberg and Yolk's in- 

 terpretation of, 

 235 



Ficker's reaction in, 223 

 flocculation of colloids 



, and, 241 

 J mechanism of, 241, 



242 



mutual, 242 

 group, 229 



cause of, 230 

 Vdiagnostic value of, 



r 231 



hemagglutination analo- 

 gous to. 236, 237 

 history of, 218 

 importance of electro- 

 lytes in, 240 

 in colloidal solutions, in- 

 hibition zones in, 

 245 



in excess of agglutinin, 

 colloid phenom- 

 enon and, 518 

 in immune serum, 141 

 in motile and non-mo- 

 tile bacteria, 224, 

 225 



in salt-free environ- 

 ment, by addition 

 of organic sub- 

 stances, 245 



influence of immuniza- 

 tion with different 

 animal species 

 on, 232 



with different species 

 of bacteria on, 232 

 influence of salts on 

 sensitized and un- 

 sensitized bac- 

 teria in, 243, 244 

 experiments of Neisser 

 and Friedemann 

 in, 244 

 inhibition zones in, 162, 



236 



iso-agglutinins in, 237 

 grouping of, 237, 238 

 value of presence of, 



239 



methods of, 218 et seq. 

 Borden's, 223 

 Ficker's reaction in, 



223 



Gruber-Widal, 220 

 macroscopic, 219 

 microscopic, 220 

 Proescher's, 220 

 thread reaction of 

 Pfaundler, 222, 

 223 



nature of, 223 

 not associated with life 

 of bacteria, 222, 

 223 



527 



Agglutination of "agglu- 

 tinin" bacteria, 

 243 



of bacteria in active im- 

 munization, 89 



of capsulated bacteria, 



243 

 X phenomenon of, 218 



power of, alterations in, 



by cultivation in 



immune serum, 



228 



effect of heating on, 



226 



spontaneous alteration 

 in, 227 



pro-agglutinoid phenom- 

 enon in, explained 

 as protective col- 

 loid action, 236 



pro-agglutinoid zone in, 

 162 



pro-agglutinoids in, 235 



relation of flagellar 

 mechanism to, 222 



specificity of, 219, 229 

 diagnostic value of, in 



froup reaction, 

 31 



limitations to, 229 

 thread reaction of 

 Pfaundler in, 222, 

 223 

 "two phase" theory of, 



241 



Agglutination reaction, 

 diagnostic use of, 

 220, 221, 222 

 flagellar mechanism in, 



222 



in diagnosis of dysen- 

 tery, 221 

 of glanders in horses, 



222 

 of paratyphoid fever, 



221 



of pneumonia, 221 

 of streptococcus in- 

 fections, 222 

 of typhoid fever, 220, 



221 



nature of, 239 et seq. 

 precipitin reaction anal- 

 ogous to, 263 

 with dead bacteria, 223 

 Agglutinins, 223 



absorption of, in agglu- 

 tination, 232 

 complete, impossibil- 

 ity of, 233 



bacteriotropins and, 321 

 definition of, 89 

 group : 



major, 229 

 para or minor, 229 

 heating of, effects of. 226 



explanation of, 236 

 "immune," 234 

 in hemolytic serum, 93 

 nature of, 224 

 normal, 91, 233 



