TABLE VIII.
Phenomena presented by specimens of fowls' blood treated with boiled Cobra venom.
No. of-
e x p e r i -
ment.
Treatment of solution of venom.
Nature of speci-
m e n .
Coagulation.
Colour.
Solution of bodies of
erythrocytes.
Reduction in respiratory
property of hæmoglobin.
Putrefaction.
I Just brought to
boil.
Blood, 9 c c;
venom, 0.00075
gramme; water
I c. c.
Firm, 4 minutes; clot
highly contracted in
3 hours.
Substance of clot still
bright plum-coloured,
3 hours.
Greater number of ery-
throcytes intact, 3 hours;
many still undissolved,
24 hours.
Absent, 24 hours; slight,
48-72 hours; hardly per.
ceptible, 96 hours.
II Just brought to
boil.
Blood, 9 c. c.;
venom, 0.002
gramme; water
I c. c.
Firm, 4 minutes; pale
red serum present,
I hour; large quan-
tity deep red serum,
24 hours.
Substance of clot very
deep plum-coloured, 3
hours; black, 24 hours.
Greater number of ery-
throcytes dissolved, 3
hours; solution complete,
24 hours.
Perceptible, 24 hours.
III Just brought to
boil.
Blood, 9 c. c.;
venom, 0.01
gramme; water,
1 c.c.
Firm, 3 minutes; no
contraction.
Black, 1 hour . . Complete, a hour
.
. Considerable, 24 hours;
very great, 48-72 hours;
almost absent, 96 hours;
absent, 120 hours.
Faint odour, 96
hours.
IV Just brought to
boil.
Blood, 9 c. c.;
venom, 0.01
gramme; water
1 c. c.
Firm, 5 minutes; a
considerable amount
of deep red serum, 24
hours.
Black, 40 minutes
Complete, 40 minutes
. Conspicuous, 24 hours;
absent, 48 hours.
Odour present, 48
hours.
V Just brought to
boil.
Blood, 9 c. c.;
venom, 0.01
gramme; water,
I c. c.
Firm, 5 minutes; no
contraction.
Black, 30 minutes
. Complete, 30 minutes
. Perceptible, 24 hours;
absent, 48 hours.
Slight odour pre-
sent, 48 hours.
VI Just brought to
boil.
Blood, 9 c, c.;
venom, 0.01
gramme; water,
1 c. c.
Immediate; no con-
traction.
Black, 2 hours 20 minu-
tes.
Distinct, 24 hours; very
great, 48-72-96 hours;
thereafter progressive
diminution; absent, 168
hours.
Slight odour, 168
hours.
VII Brought to boil
and then
steamed for 3
hours.
Blood, 9 c. c.;
venom, 0.01
gramme; water,
1 c. c.
Firm, 6 minutes; no
contraction.
Substance of clot deep
plum-coloured, 3 hours
20 minutes; black, 24
hours.
Erythrocytes deformed and
partially bleached, 3
hours 20 minutes; solu-
tion complete, 24 hours.
Distinct, 24 hours.
VIII Brought to boil
three times
and then
steamed for
6 hours.
Blood, 9 c. c.;
venom, 0.01
gramme; water,
1 c. c.
Firm, 4 minutes; con-
siderable contraction,
2½ hours; consider-
able quantity of pale
red serum, 24 hours.
Substance of clot plum-
coloured, 2½ hours;
black, 24 hours.
Hardly any solution and
no deformation, 2½ hours;
al most complete, 24
hours.
Barely perceptible, 24
hours; very considerable,
48 hours; very great,
72 hours; absent, 96
hours.
Slight odour, 96
hours.
IX Boiled for 6½
hours.
Blood, 9 c. c.;
venom, 0.01
gramme; water,
1 c. c.
Firm, 3 minutes; red.
dish serum exuding,
1 hour; large amount
of deep red serum,
24 hours.
Substance a clot deep
plum-coloured, 24
hours.
Very little solution, 24
hours; complete solu-
tion, 48 hours.*
Absent, 24 hours; barely
perceptible, 48-72 hours;
absent, 96 hours.
Odour present, 96
hours.
* The, rate at which solution took place in this case was not greater than that sometimes present in cases in which a corresponding ratio of water alone is present.
M e d i c a l o f f i c e r s o f t h e A r m y o f I n d i a .
2 7