39 
B. CHILDREN’S THYROID; IODINE FREE. 
Date. 
Weight of 
mouse. 
Remarks. 
1907. 
April 27 
11.90 
Feeding of cakes each containing 0.05 gm. thvroid begun. 
30 
12.55 
Mav 3 
12.76 
4 
12.27 
Acetonitrile, 8.59 mgms., i. e., 0.7 mgm. per gm. mouse. Survived. 
April 27 
15.01 
Thyroid as above. 
30 
15. 15 
0 
Mav 3 
15.45 
4 
15.58 
7 
15. 67 
10 
15.21 
13 
14.39 
Acetonitrile, 14.39 mgms., i. e., 1 mgm. per gm. mouse. Survived. 
April 27 
20. 11 
Thyroid as above. 
30 
19.27 
May 3 
18.60 
4 
18.25 
7 
18. 17 
10 
17. 71 
14 
15.83 
Acetonitrile, 18.99 mgms., i. e., 1.2 mgms. per gm. mouse. Survived. 
C. GUINEA PIG THYROID; 0.05 PER CENT IODINE. 
1907. 
April 27 
13.73 
Feeding of cakes each containing 0.007 gm. thyroid begun. 
30 
13.00 
Mav 3 
12.42 
' 4 
12.80 
Acetonitrile, 10.24 mgms., i. e., 0.8 mgm. per gm. mouse. Survived. 
April 27 
12.65 
Thyroid as above. 
30 
13.42 
May 3 
13.32 
7 
12.76 
10 
12.01 
13 
11.47 
Acetonitrile, 11.47 mgms., i. e., 1 mgm. per gm. mouse. Survived. 
April 27 
17.12 
Thyroid as above. 
30 
17.40 
May 3 
17.12 
4 
16.25 
7 
15.61 
10 
15.83 
13 
15.20 
Acetonitrile, 22.80 mgms., i. e., 1.5 mgms. per gm. mouse. Survived. 
April 27 
24.35 
Thyroid as above. 
30 
24.83 
May 3 
24.32 
4 
24.06 
7 
24.56 
10 
24.53 
14 
24. 67 
Acetonitrile, 49.34 mgms., i. e., 2 mgms. per gm. mouse. Survived. 
