Immunity Against Hemorrhagic Septicemia 
11 
Table 13. 
Lengths of surviving periods of animals which died on account 
of virus injections on the day following serum treatment . 
Approximate averages of surviving periods by hours 
15 c.c. 
10 
c.c. 
5 
c.c. 
2.5 c.c. 
All doses 
Serum 
No. of 
Sur- 
No. of 
Sur- 
No. of 
Sur- 
No. of 
Sur- 
No. of 
Sur- 
No. 
rab- 
viving 
rab- 
viving 
rab- 
viving 
rab- 
viving 
rab- 
viving 
bits 
periods 
bits 
periods 
bits 
periods 
bits 
periods 
bits 
periods 
1052 




1 
168 
2 
156 
3 
160 
1178 
1 
192 
3 
176 
1 
120 
— 
— 
5 
168 
1178 
3 
160 
2 
120 
— 
— 
— 
— 
5 
144 
1434 
— 
— 
2 
156 
3 
136 
— 
— 
5 
144 
1828 
2 
204 
2 
228 
3 
160 
— 
— 
7 
192 
1829 
3 
128 
3 
120 
3 
64 
— 
— 
9 
104 
1830 
3 
104 
3 
80 
3 
56 
— 
— 
9 
80 
Totals 
and av’gs 
12 
148 
15 
142 
14 
109 
2 
156 
43 
134 
Normal 
1052 
2 
84 
3 
56 
3 
56 
— 
— 
8 
63 
Results of virus injections in animals not treated with serum . 
i 
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