44 
(3. THYROID OF CHILDREN; IODINE FREE. 
Date. 
| Weight 
i of mouse. 
! 1 
Remarks. 
1908. 
September 5... 
19.88 
Feeding of cakes each containing 0.01 gm. thyroid commenced. 
9... 
20.92 
12. .J 
19.94 
13...! 
Acetonitrile, 8.97 mgms., i. e., 0.45 mgm. per gm. mouse. Survived. 
September 5... 
14.84 i 
Thyroid as above. 
9... 
16.20 j 
12...I 
16.26 
14... 
15.95 
Acetonitrile, 8.45 mgms., i. e., 0.53 mgm. per gm. mouse. Survived. 
September 5... 
17.06 
Thyroid as above. 
9... 
15. 80 
12... 
16.00 
14... 
15. 13 
Acetonitrile, 8.62 mgms., i. e., 0.57 mgm. per gm. mouse. Died 1J hours. 
September 5... 
15. 68 
Thyroid as above. 
9... 
14.42 
12... 
14. 24 
13... 
Acetonitrile, 8.54 mgms., i. e., 0.6 mgm. per gm. mouse. Died 8 hours. 
D. THYROID OF BLACK LEOPARD; 0.01 PER CENT IODINE. 
1908. 
September 5... 
17. 14 
Feeding of cakes each containing 0.01 gm. thyroid commenced. 
9... 
18. 10 
12... 
17. 68 
14... 
17.23 
Acetonitrile, 4.31 mgms., i. e., 0.25 mgm. per gm. mouse. Survived. 
September 5... 
18.08 
Thyroid as above. 
9... 
18. 22 
12... 
18. 18 
14... 
17. 85 
Acetonitrile, 4.82 mgms., i. e., 0.27 mgm. per gm. mouse. Survived. 
September 5... 
19.00 
Thyroid as above. 
9... 
19.52 
12... 
19. 24 
13... 
Acetonitrile, 5.77 mgms., i. e., 0.3 mgm. per gm. mouse. Died 2 \ hours. 
September 5... 
17.08 
Thyroid as above. 
9... 
16.92 
12... 
16.78 
13.. 
Acetonitrile, 7.55 mgms., i. e., 0.45 mgm. per gm. mouse. Died 2 hours. 
E. 
THYROID OF SHEEP; 0.125 PER CENT IODINE. 
1908. 
September 5... 
18.56 
Feeding of cakes each containing 0.001 gm. thyroid commenced. 
9... 
19. 16 
12... 
18.54 
13... 
J Acetonitrile, 27.81 mgms., i. e., 1.5 mgms. per gm. mouse. Survived. 
September 5... 
19.52 
j Thyroid as above. 
9... 
19.98 
12... 
18. 16 
14... 
19. 25 
Acetonitrile, 30.8 mgms., i. e., 1.6 mgms. per gm. mouse. Survived. 
September 5... 
21. 44 
Thyroid as above. 
9... 
19.00 
12... 
18.52 
13... 
Acetonitrile, 31.48 mgms., i. e., 1.7 mgms. per gm. mouse. Died 1 hour. 
September 5... 
18.00 
Thyroid as above. 
9... 
18. 43 
12... 
18. 24 
14... 
16.98 
Acetonitrile, 30.56 mgpis., i. e., 1.8 mgms. per gm. mouse. Died 2 \ hours. 
