4 6q 
Lungs .— A few living flagellates seen, four times as many 
rounding and rounded bodies seen [ioo parasites counted in this 
and subsequent fresh preparations, when possible]. 
Bone marrow .— Many rounded bodies. 
Rat 2. — T. gambiense , Laboratory Strain, in White $ Rat, weight 
128 grams, inoculated with 200,000 trypanosomes. 
Day . 
t 
- 
3 
4 
5 
6 
7 
Parasites per c.mm. 
Temp. 
3 S 
40 
45 
4 
5 ° 
684 
54 
3640 
60 
Day . 
S 
9 
IO 
11 
12 
Parasites per c.mm. 
Temp. 
7392 
55 
10,000 
58 
6320 
44 
1840 
46 
2200, killed 
48 
The internal organs of Rat 2 were in much the same condition 
as in Rat 1 ; further details are superfluous. 
R. Rat 3 .—T. rhodesiense in Piebald Rat, 9 , weight 108 grams. 
inoculated with 350,000 trypanosomes. 
Day . 
1 
2 
3 
4 
5 
6 
Parasites per c.mm. . 
Temp. 
22 
20 
172 
20 
18,160 
40 
42,120 
56 
3 i, 0 4 0 
3 6 
Day . 
7 
8 
9 
10 
Parsites per c.mm. . 
Temp. . 
21,600 
20 
12,844 
21 
130,000 
15 
61,440, killed 
«4 
Heart blood, fresh, of Rat 3.—Free trypanosomes seen. 
Spleen . — Many rounded bodies; no free trypanosomes seen. 
Liver . — A few free trypanosomes seen. 
Lungs .—About equal numbers of flagellates and rounde 
Bone marrow . — Rounded bodies. 
