XI, B, 1 Ruediger: Preservation of Human Serum 7 



Table III. — The influence of glycerin on the Wassermann reaction. 



No. of 

 serum. 



Date 

 secured. 



Por- 

 tion. 



Date 

 heated. 



Date 



tested. 



Quan- 

 tity 

 of se- 

 rum. 



Am- 

 bo- 

 cep- 

 tor. 



Tube— 



Result. 



1 



2 



3 



1' 



2' 



3' 





1915. 





1915. 



1915. 



ee. 



Unit. 

















A 



Sept. 30 



Sept. 30 



0.1 



1.25 



+ 



+ 



± 



+ 



+ 



± 



Negrative. 







B 



Oct. 7 



Oct. 7 



0.1 



1.26 



+ 



+ 



tr 



+ 



-1- 



tr 



Do. 



4318 



Sept. 29 



B 



Oct. 14 



Oct. 14 



0.1 



1.25 



+ 



+ 







+ 



± 







Do. 







B 



Oct. 24 



Oct. 24 



0.1 



1.25 



+ 



± 







+ 



± 







Do. 







B 





...do-.. 



0.1 



L25 



























Anticompl e m e n- 

 tary. 











A 



Sept. 30 



Sept. 30 



0.1 



1.25 



-1- 



+ 



± 



-1- 



+ 



± 



Negative. 







B 



Oct. 7 



Oct. 7 



0.1 



1.25 



-1- 



+ 



tr 



+ 



4- 



tr 



Do. 



4319 



...do .... 



B 



Oct. 14 



Oct. 14 



0.1 



1.25 



+ 



± 







-t- 



± 







Do. 







B 



Oct. 24 



Oct. 24 



0.1 



1.26 



-1- 



tr 







+ 



tr 







Do. 







B 





...do .... 



0.1 



1.25 



























Anticomplemen- 

 tary. 







A 



Sept. 30 



Sept. 30 



0.1 



1.25 



+ 



+ 



tr 



+ 



+ 



tr 



Negative. 







B 



Oct. 7 



Oct. 7 



0.1 



1.25 



-t- 



+ 



± 



+ 



+ 



4; 



Do. 



4320 



...do.... 



B 



Oct. 14 



Oct. 14 



0.1 



1.25 



+ 



+ 







+ 



+ 







Do. 







B 



Oct. 24 



Oct. 24 



0.1 



1.25 



+ 



± 







+ 



+ 







Do. 







B 





_..do-.. 



0.1 



1.25 



























Anticomplemen- 

 tary. 







A 



Sept. 30 



Sept. 30 



0.1 



1.25 



+ 



+ 



± 



+ 



-1- 



± 



Negative. 







B 



Oct. 7 



Oct. 7 



0.1 



1.25 



+ 



+ 



tr 



+ 



+ 



tr 



Do. 



4321 



. ...do .... 



B 



Oct. 14 



Oct. 14 



0.1 



1.25 



+ 



+ 







+ 



+ 







Do. 







B 



Oct. 24 



Oct. 24 



0.1 



1.25 



+ 



± 







+ 



± 







Do. 







B 





...do-.. 



0.1 



1.25 



























Anticomplemen- 

 tary. 







A 



Sept. 30 



Sep't. 30 



0.1 



1.25 



+ 



+ 



± 



+ 



+ 



± 



Negative. 







B 



Oct. 7 



Oct. 7 



0.1 



1.25 



+ 



-1- 



± 



4- 



+ 



± 



Do. 



4322 



...do-.. 



B 



Oct. 14 



Oct. 14 



0.1 



1.25 



+ 



+ 







-1- 



+ 







Do. 







B 



Oct. 24 



Oct. 24 



0.1 



1.25 



+ 



± 







+ 



4; 







Do. 







Is 





...do-.. 



0.1 



1.25 



























Anticompl e m e n- 

 tary. 







A 



Sept. 30 



Sept. 30 



0.1 



1.25 



+ 











+ 



+ 



tr 



Strongly positive. 







B 



Oct. 7 



Oct. 7 



0.1 



1.25 



± 











+ 



-T- 







Do. 



4326 



...do-.. 



B 



Oct. 14 



Oct. 14 



0.1 



1.25 















+ 



tr 







Do. 







B 



Oct. 24 



Oct. 24 



0.1 



1.25 















+ 



tr 







Do. 







B 





...do.... 



0.1 



1.25 



























Anticompl e m e n- 

 tary. 











A 



Sept. 30 



Sept. 30 



0.1 



1.25 



+ 



± 







+ 



+ 



± 



Strongly positive. 







B 



Oct. 7 



Oct. 7 



0.1 



1.25 



+ 



tr 







+ 



+ 



tr 



Do. 



4328 



...do.... 



B 



Oct. 14 



Oct. 14 



0.1 



1.25 



tr 











+ 



tr 







Do. 







B 



Oct. 24 



Oct. 24 



0.1 



1.25 



tr 











+ 



+ 







Do. 







B 





—do—. 



0.1 



1.25 



























Anticomple m e n - 

 tary. 







A 



Sept. 30 



Sept. 30 



0.1 



1.25 



+ 



± 







+ 



+ 



tr 



Moderately pos- 

 itive. 



4335 



...do .... 



B 

 B 



Oct. 7 

 Oct. 14 



Oct. 7 

 Oct. 14 



0.1 

 0.1 



1.25 

 1.25 



+ 

 tr 



4; 









 



+ 

 + 



+ 

 tr 



tr 







Do. 

 Strongly positive. 







B 



Oct. 24 



Oct. 24 



0.1 



1.25 



tr 











+ 



tr 







Do. 







B 





...do .... 



0.1 



1.25 



























Anticomplemen- 

 tary. 







