(i. H. F. Nutt all and S. Hadwen 
245 
Control Cow II. 
Day Temp.°F. 
(7. VI. 09) 
1 
— 
Inoculated with 30 c.c. of virulent blood (from Cow X). 
2 
101-4 
a.m. 
102 0 
p.m. 
3 
101-6 
a.m. 
101-0 
p.m. 
4 
101-6 
a.m. 
101-4 
p.m. 
5 
102-0 
a.m. 
102-0 
p.m. 
6 
102-0 
106-0 
a.m. 
5.30 p.m. Parasites found, very few at film- 
% of 
infected 
r.b.c. 
°/o 
0 
'V,, 
PP 
% 
D 
end, only 25 infected r.b.c. found 
+ 
64 
32 
4 
7 
102-4 
9.45 a.m. 
•06 
63 
34 
3 
103-4 
4.45 p.m. 
•02 
67 
29 
4 
8 
102-2 
9.30 a.m. 
11 a.m. 
■01 
49 
43 
8 
101-8 
4 p.m. 
9 
101-6 
10 a.m. 
10 
101-6 
— a.m. Cow appears well. Very few 
parasites (50 counted) 
+ 
64 
32 
4 
102-0 
— p.m. 
11 
101-8 
9.30 a.m. Blood examined at 11 a.m.: 
No parasites found 
0 
102-2 
6.30 p.m. 
12 
102-0 
9.30 a.m. Blood examined at 11 a.m.: 
No parasites found 
0 
101-4 
4 p.m. Blood examined at 5.30 p.m. with 
haematocrit = 102 °/ 0 r.b.c. 
■18 
Normal 
No parasites found. Haematocrit reading 
on 17th day = 90 °/ 0 r.b.c. ... 
0 
19 
102-0 
10 a.m. Only 1 infected r.b.c. found in 
film: 1(0) 
+ 
101-8 
5 p.m. 
20 
102-0 
— a.m. 
101-2 
— p.m. No parasites found ... 
0 
-22 
Normal. 
23 
J J 
No parasites 
0 
24 
a.m. Observations ceased. 
