226 SUBJECT INDEX 



PAGE 



Toxin, absorption of antitoxin by 31 



diphtheria, preparation of 2 



relation to antitoxin 22 



Toxins, characteristics of 20 



Toxoids, nature of 6 



various kinds of 24 



Toxons 24 



Toxophore group, its influence in immunization 1 6 



nature of 7 



Transfusion, blood tests in 204 



relation of isoagglutinins to 36 



Trypanosomes, agglutinins against 34 



serum-fast 1 66 



Typhoid fever, Gruber-Widal reaction in 37 



Uhlenhuth blood test 1 16 



Vaccines, bacterial 169 



bacterial, doses 175 



Vaccine therapy 173 



Venoms, of snakes 137 



Viscosity of blood, relation to serum reactions 40 



Wassermann test, for syphilis 185 



Weigert's overproduction theory 9 



Welch's hypothesis 165 



Widal reaction 37 



Zootoxins 21 



Zymotoxic group 94 



