4 2 9 
Rat 23—continued. 
Day . 
8 
9 
10 
11 
12 
13 
14 
Parasites per c.mm. 
48,000 
68,728 
125,860 
18,764 
600 
9,280 
60,712 
Temp. 
45 
65 
50 
5° 
66 
38 
Day . 
>5 
16 
•7 
18 
•9 
— 
— 
Parasites per c.mm. 
130,000 
142,000 
100,000 
240,000 
164,000 
— 
— 
Temp. 
34 
40 
55 
11 
The graph of Rat 23 is represented in Chart 3. 
Rat 24.—White <J, weight .65 grams. Dose of inoculation: 500,000 Trypanosomes. 
(H.B.F.) 
Day . 
1 
2 
3 
4 
5 
6 
7 
8 
Parasites per c.mm. 
Temp. 
— 
3° 
34 
34 
60 
4 
64 
6,000 
74 
1,920 
5 2 
Day . 
9 
10 
11 
12 
•3 
14 
‘5 
Parasites per c.mm. 
Temp.• 
120 
54 
200 
300 
20 
360 
54 
28,800 
54 
16,800 
58 
138,240 
10 
Rat 25-Piebald , weight 155 grams. Dose : two million Trypanosomes. (H-B.FQ 
Day . 
1 
2 
3 
4 
5 
6 
7 
Parasites per c.mm. 
Temp. 
— 
5° 
22 
3,080 
10 
17,080 
44 
90,000 
1 60,000 
66 
Day . 
8 
9 
10 
11 
12 
13 
— 
Parasites per c.mm. 
Temp. 
19,100 
20 
7,800 
42 
7,800 
40 
_ 
10,080 
10 
76,800 
0 
38,800 
0 
— 
