182 C. J. MARTIN. 
chloride solutions. -After the withdrawal of each sample of boo 
from the artery, the cannule was carefully cleaned out. 
Experiment I.—Dog, weight 4:8 kilogrammes. 
11-45 a.m., 0-13 gramme of morphia acetate subcutaneously. — 
12°30 p.m., 000025 gramme venom per kilo. of body weight 
(dissolved in 5 cc. of -9% NaCl solution) 
injected slowly into jugular vein. 
10  ,, *00035 gramme venom per kilo. injected into eae 
vein. 
1:10 ,, sample of blood withdrawn. (A) 
115 ,, 5 ce. of 1Y solution of OaCl, in 9% NaCl solution e 
injected into jugular vein. This was fo 
by immediate thrombosis and death. 
Sample A centrifugalised. 
(1) Plasma clotted alone in thirty-five minutes. 
(2) Plasma + 4 drops of ‘5% solution CaCl, clotted almost 
immediately. 
Experiment IT.—Dog, weight 5-3 kilogrammes. 
11 a.m., 0-13 gramme morphia acetate subcutaneously. 
12 p.m., 000025 gramme of venom per kilo. of body Messe 
5 cc. 9°% NaCl solution, slowly injected 2 iat 
jugular vein. 
1 p.m., 00035 gramme of venom per kilo. injected into 
jugular vein. 
2°45 sample of blood Srithideatii (A) 
250 10 ce. 1Y solution CaCl, in ‘9% NaCl solution 
into jugular. 
2°55 sample of blood withdrawn (B), which clotted ip 
minutes ; the clot was a soft one, and never 0° 
a firm jelly. 
i. 
Sample A centrifugalised. 
Tay eer ee ae = 
peraine RNMae iee SSuidik Ce / all Meee nal 
cask Whe 
ate ae Pen 
Pik Saye EO re see Lieto 
4 
Plasma A clotted slightly and spontaneously after 20 age 
Plasma + CaCl,, clotted in the same time. 
