. A manual of poisonous plants, chiefly of eastern North America, with brief notes on economic and medicinal plants, and numerous illustrations. Poisonous plants. SCHIZOPHYTA—SCHIZOMYCETES 179 Bacterium necrophorus, Fliigge Disease produced. Necrosis in various organs. Animals infected. Calves, lambs, cattle, sheep, goats, antelope, reindeer, red deer, roe, horses, asses, hogs, kangaroos, rabbits, dogs, chickens, kite, guinea pigs, and on experiment mice and pigeons. Pathogenesis. The local lesion is sharply marked off, usually yellowish, or of a dull brown, of a yeasty consistency, and having
. A manual of poisonous plants, chiefly of eastern North America, with brief notes on economic and medicinal plants, and numerous illustrations. Poisonous plants. SCHIZOPHYTA—SCHIZOMYCETES 179 Bacterium necrophorus, Fliigge Disease produced. Necrosis in various organs. Animals infected. Calves, lambs, cattle, sheep, goats, antelope, reindeer, red deer, roe, horses, asses, hogs, kangaroos, rabbits, dogs, chickens, kite, guinea pigs, and on experiment mice and pigeons. Pathogenesis. The local lesion is sharply marked off, usually yellowish, or of a dull brown, of a yeasty consistency, and having a characteristic odor of. o eto "° B <^@ C ^ig. 30f. Bacillus of Splenic Fever. Bacillus anthracis. Spore formation and spore germination. A. From the spleen of a mouse after 24 hours culture in nutrient solution. B. Germination of spores x 650. C. The same x 1650. After Koch. old cheese and glue. Often produces a diptheritic false membrane. It has been described as producing the following in various animals. Necrotic derma- titis, sheep-pox, abcesses in rabbits, necrobacillosis of the hoof, necrosis in digestive tract, stomatitis, vaginitis, metritis, foot-rot of cattle and sheep, necrotic omphalophlebitis in yoomg animals, jointill, multiple necrosis in the liver, lungs, and avian diptheria, etc. Disease produced. Diphtheria. Poisonous properties. Immunity. Bacterium diphtheriae, (Fliigge) Animals infected. Man. Animals susceptible. Horse, guinea pig, rabbit, mouse. Pathogenesis. Local and general phenomena caused by a soluble toxin, and necrosis of mucous surfaces, and the underlying tissues, and false membrane often forms consisting of fibrin, leucocytes, etc. There is a mild leucocytosis, probably due in most cases to the co-ordinate activity of streptococci. Poisonous properties. A true toxin is produced in the body and when grown in artificial media. It is this toxin which causes the characteristic clinical picture in diptheria. Immunity. Injection of non-fat
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