438 
Guinea-pig i—continued. 
Day . 
5 ° 
5 ' 
52 
53 
54 
55 
5 6 
Number of Trypanosomes per 
c.mm. 
9,920 
8,920 
7>448 
19,824 
— 
17,612 
26496 
Leucocytes 
— 
— 
— 
— 
- 
- 
- 
Temp. 
— 
— 
— 
— 
- 
- 
- 
Weight in grams 
— 
— 
— 
— 
— 
— 
The animal lived for 23 days after the last count was made. 
The graph of Guinea-pig 1 is shown in Chart 4. 
Guinea-pig 2, —Weight 880 grams when inoculated; 614 grams at death. Dose of 
inoculation : 500,000 Trypanosomes. Duration of life 28 days. (H.B.F.) 
Day 
1 
2 
3 
4 
5 
6 
7 
8 
Parasites per c.mm. 
_ 
_ 
2 
0 
1 
4 
4 
12 
Temp. 
12 
70 
66 
26 
65 
62 
Day 
9 
10 
11 
12 
>3 
14 
'5 
Parasites per c.mm. 
8 
100 
150 
1,000 
896 
1,680 
7,992 
Tem P. 
74 
70 
64 
66 
76 
68 
-_ _ 
Day 
16 
>7 
18 
>9 
20 
21 
22 
Parasites per c.mm. 
6,000 
5*632 
7,200 
21,600 
45,600 
25,000 
11 , 34 ° 
Temp. 
63 
75 
80 
70 
73 
5 2 
20 
Day . 
23 
24 
25 
26 
27 
28 
Parasites per c.mm. 
Temp. 
6,720 
80 
4.4 >6 
82 
18,720 
10 
9,600 
64 
6,000 
78 
30,720 
6 
Died 
