24 
Table Xo. 18 . — Action of guinea pig serum and brain. 
G. P. 
Xo. 
First injection. 
Inter- ; 
val in 
days. 1 
Second injection 
Result. 
9337 
OJ23 c. c. toxin e Xo. 7+1/1020 
c. c. antitoxic horse serum 
(XY 305) . 
96 
02 c.c. mixture of normal horse ' 
[ (roan) and sensitized guinea ^ 
pig (9558) serum into brain. | 
Dead in 4 minutes. 
9340 
023 c. c. toxine Xo. 7+1/1000 
c. c. antitoxic horse serum 
(X Y 305) . , 
96 
0.1 c . c. mixture of normal horse_ j 
(roan) and sensitized guinea : 
pig (9558) serum into brain. : 
Yery severe symp- 
toms. 
9336 
023 c. c. toxine Xo. 7+1/1040 ' 
c. c. antitoxic horse serum 
(X'Y305). 
96 
02 c. c. mixture of normalhorse 
(roan) serum and brain of : 
' sensitized guinea pig (9558) 
into brain. ! 
Dead in 5 minutes. 
9338 
023 c. c. toxine Xo. 7+1/1020 
c. c. antitoxic horse serum 
(XY305). 
96 
0.1 c. c. mixture of normalhorse 
(roan) serum and brain of ^ 
sensitized guinea pig (9558) j 
into brain. 
Marked symptoms. 
i 
1 
