Gr. H. F. Nutt all 
421 
Protocols relating to Treated Dogs 1, 3, 4, and 6. 
Dog 1 (p. 172, this volume): Fox-terrier, about 2 years old. Weight 15 lbs. Inocu¬ 
lated, 1 . m. 1909, with virulent blood. Parasites appeared in its blood on the 5th day. 
Treatment: Trypanred solution was injected four times on days 5, 7, 9 and 16. The 
parasites disappeared on the 15th day and reappeared in small numbers on the 29th day. 
A few parasites could be detected at the edge of blood-films up to the 85th day, after which 
they could no longer be found microscopically. The dog appeared healthy and well on the 
111th day (17. vi. 1909) as recorded on p. 173. Weight on 101st day = 15J lbs. 
The following may be added to the published record referred to : 
Date 
Day 
Temp. ° F. 
18. vi. 09. 
112-142 
Normal. 
143 
144-231 
? > 
9 9 
No parasites found. Blood virulent: fatal to Test Dog I, q.v 
15. xi. 09. 
232 
,, 
No parasites. Weight 17 lbs. 
233-280 
9 9 
Ceased taking temperatures. 
3. i. 10. 
281 
9 9 
Dog continues to look well. Weight 17J lbs. 
Control Dog (No. II, p. 170) died on the 9th day after inoculation. 
Dog 3 (p. 176, this volume) : Adult Irish terrier. Weight 17J lbs. Inoculated, 
20. iii. 09, with virulent blood. Parasites appeared 6th day. Treatment: Trypanblue 
solution was injected on the 7th day. The parasites disappeared on the 8th day from 
microscopic observation, a few parasites reappeared at the edges of blood-films on days 
19, 21-23, 51-54, after which they were no longer found. On the 32nd day the dog 
weighed 17f lbs., on the 80th day 17J lbs. The dog remained lively and well up to the 
90th day (17. vi. 09) as recorded on p. 176. 
The record of this dog since the 90th day is as follows : 
Date 
Day 
Temp. ° F. 
18. vi. 09. 
91-189 
Normal. 
25. ix. 09. 
190 
191-220 
9 9 
9 9 
No parasites found. Blood virulent: fatal to Test Dog II, q.v. 
26. x. 09. 
221 
” 
Inoculated with 5 c.c. of virulent heart-blood from Dog 2 
dead of piroplasmosis. (A control dog was inoculated 
at the same time with fatal results.) 
222-234 
,, 
9. xi. 09. 
235 
Ceased taking temperature. Weight 21 lbs. 
236-289 
,1 
No temperature taken. 
3. i. 10. 
290 
9 9 
Dog continues lively and well. Weight 17J lbs. 
Control Dog (No. IV, p. 170) died on the 7th day after inoculation. 
Dog 4 (p. 177, this volume) : Old Fox-terrier. Weight 20 lbs. Inoculated, 27. m. 1909, 
with virulent blood. Parasites appeared in its blood on the 6th day. Treatment: Trypan¬ 
blue solution was injected on the 7th day. The parasites disappeared on the 9th day from 
microscopic observation ; they reappeared in small numbers on the 19th day, and occurred 
occasionally in very small numbers at the edges of blood-films up to the 48th day, after 
which they could no longer be found microscopically. The dog appeared well and lively 
on the 83rd day (17. vn. 09) as recorded on p. 178 q.v. 
The record of this dog since the appearance of our previous paper has been very satis¬ 
factory but for intercurrent mange. 
Parasitology n 
27 
