G. H. F. Nuttall and S. Hadwen 
253 
Treated Cow 2. 
Estimated weight 100 st. 
Day Temp.°F. 
(7. vi. 09) 1 — Inoculated with 30 c.c. of virulent blood from Cow X. 
2—3 Normal. 
4 103-0 9 a.m. 
3 p.m. Parasites appeared, very few at edge of film in clumps of 
101 0 
leucocytes. 
%of 
infected 
°/o 
°/o 
% 
5 p.m. 
r.b.c. 
0 
PP 
D 
5 
102-8 
9 a.m. ... 
"05 
43 
52 
5 
103-0 
5 p.m. 
6 
105-4 
9 a.m. Haemoglobinuria (slight) at 10.30a.m. 
11 a.m. 
1 p.m. Treatment: 130 c.c. sat. sol. Try- 
0-8 
53 
44 
3 
panblau injected intravenously 
1-0 
51 
41 
8 
2.30 p.m. 
4.10 p.m. (14 PP were free, but connected 
0-4 
48 
52 
• 
at their tips, they stained faintly and 
appeared degenerated) 
•01 
69 
29 
2 
107-8 
5.30 p.m. (8PPencountered free asat4.10p.m. 
•06 
88 
11 
1 
7 p.m. (degenerating PP forms encountered) 
•04 
98 
1 
1 
104-8 
9 p.m. (ditto) 
•03 
99 
1 
• 
7 
Normal 
6.30 a.m. Cow looks lively. 
99 
9.30 a.m. Only 1 (0) infected l-.b.c. found, 
the parasite degenerated ... 
+ 
9 9 
5 and 9 p.m. 
8 
9 9 
a.m. and p.m. No parasites, urine normal, 
cow looking well 
0 
9—10 
99 
Ditto ... 
0 
11 
99 
Ditto. Haematocrit reading = 72 °/ 0 r.b.c. 
0 
12—15 
9 9 
Ditto ... 
0 
16 
55 
Ditto. Haematocrit reading = 84 °/ 0 r.b.c. 
0 
17—19 
5 5 
Ditto ... 
0 
20—21 
55 
22 
9 9 
No parasites 
0 
(29. vi. 09) 23 
104-0 
a.m. Observations ceased. 
