416 REPORT OF THE COMMISSIONER OF AGRICULTURE. . 
The lungs have a few black spots of eechymosis and blood-colored extravasation in 
the connective tissue between the lobules. The lobules themselves are only very 
slightly congested. The left main bronchus present a spot of ecchymosis. 
Heart: Empty, presents slight sanguineous discoloration through the lining mem- 
brane, 
EXPERIMENT No. 5. 
Poland China pig, nine weeks old. 
| i 
j Temperature| 
of body. Remarks. 
Date. Hour. 
Dec. 19|10a.m-..-.) 104°F | Inoculated with ingesta from the large intestine; also a portion 
: ; of the mucous membrane, both having been preserved in dry 
j bran for a month, 
Jan. Rump and tips of ears purple. 
102 Scours. 
ay 
102.5 Scours; feces fetid. 5 
101 Very weak; eats little; fetid diarrhea. 
104. 5 Killed by bleeding. 
Post-mortem examination at once.—Skin: Ears of a deep purple and thickly covered 
with concretions. Remainder of theskin has similar concretions, but no ecchymosis is 
observable. The snout presents scarcely a spot of discoloration. 
Digestive organs: Extensive induration and ulcer on the left side of its median part 
and extending over its border. <A similar but smaller ulcer exists on theright margin 
directly opposite. Small ulcers exist on the dorsum near the hip; also a diphtheritic- 
looking deposit extending over the margin on to the lower surface. ‘Tonsils, palate, 
and pharynx sound. Submaxillary and gutteral lymphatic glands are enlarged and 
congested. 
Stomach: Has its mucous membrane thick, rugose, and as if water-soaked along its 
great curvature. 
Small intestine : With mucous membrane thickened and puckered throughout; the 
duodenum deeply congested. 
Ilio-cecal valve : 'Thickened; its follicles enlarged and filled witha yellowish deposit. 
Mucous membrane of cwcum and colon deeply pigmented and of a dark gray aspect. 
Some parts of the colon are still red in patches. Rectum pigmented, presents several 
small ulcers and a caseous deposit beneath the mucous membrane. 
Liver: Bears blue patches of various sizes; gall-bladder contains a little bile of a 
bright yellow color, with greenish flakes. 
Spleen: Small and puckered, so that its borders turn inward. 
Pancreas sound. 
Abdominal lymphatic glands : Hepatic, gastric, splenic, pancreatic, mesenteric, sublum- 
bar, and pelvic, as well as the iliac, are enlarged, pigmented, and partially congested. 
Kidneys: Corticle substances pale yellowish, slightly softened; in the case of one, 
reddened to the depth of one-third line. Medullary portion deeply colored. 
Respiratory organs: Larynx and trachea sound; right lung with almost the normal 
ale pink hue externally, but seems to be congested internally when cut into; left 
ung nearly normal; heart and pericardium normal. 
