26 



QUATERCENTENARY STUDIES IN PATHOLOGY 



TABLE XVL 



TESTING SERUM OF **Pr." (27, IV.) ON RATS. 



Test Dose about 10 M. L. D. 



Toxin and Serum mixed and kept 2 hours at 37° C, then injected sub- 

 cutaneously. 



Mouse. 



Weight in 

 grammes. 



120 

 120 

 115 

 115 

 115 

 no 



105 



100 

 Controls 



Volume of Toxin. 



I'O C.C. 



Volume of Serum. 



•01 C.C. 



Died 24 hours. 



Lived. 



Lived. 



Lived. 



Lived. 



Lived. 



Lived. 



Died in 27 days. 



Done with Serum of Normal Horse " F." 



•02 

 •05 



*! 



•3 



•5 

 10 

 I'O 



Result. 



* The rats frequently bite the site of inoculation, and in certain cases, as the result of 

 this, leakage may take place. 



(136) 



