424 
Rat u —continued. 
Day . 
8 
9 
10 
11 
12 
■3 
Parasites per c.mm. 
Temp. 
2,580 
66 
1,040 
52 
52 
5 ° 
1,032 
2,348 
26,403 
54 ,o=o 
Day . 
*5 
16 
<7 
18 
_ 
- 
Parasites per c.mm. 
Temp. 
7,360 
12,120 
3 M&> 
85,460 
- 
— 
- 
Note the slow rise, and the long period between the crests of the first waves, due probably 
to the great resistance of the animal. 
Rat 12.—White $, weight 138 grams. Dose: 600,000 Trypanosomes. (H.B.F.) 
Day 
. 1 
2 
3 
4 
5 
6 
7 
Parasites per c.mm . 
_ 
_ 
1 
_ 
16 
3,620 
13,74° 
Temp. 
34 
42 
54 
44 
54 
74 
66 
Day . 
8 
9 
| 
10 
11 
12 
- 
I 
Parasites per c.mm. 
34,272 
6,048 
3,640 
24,360 
21,600 
— 
- 
Temp. 
64 
60 
40 
63 
46 
- 
— 
^ his animal was pregnant, and gave 
birth to five young rats on the tenth day. 
Rat 13.— White, weight 140 grams. Dose of inoculation = 
200,000 Trypanosomes. (J-G-T-) 
Day . 
1 
2 
3 
4 
5 
6 
7 
Number of Trypanosomes per 
c.mm . 
— 
— 
— 
— 
4 
84 
8,928 
Day 
8 
9 
10 
11 
12 
■3 
'4 
Number of Trypanosomes per 
c.mm . r 
0 
0 
560 
0 
7,004 
1,408 
VO \ 
1 ■- 
