. The pathology and differential diagnosis of infectious diseases of animals. Veterinary medicine -- Diagnosis; Communicable diseases in animals. ETIOLOGY 301 Mississippi X'alley and in the South-west it seems to he more prevalent than it is east of the Allej^hany Mountains. § 229. Etiology. Actinomycosis is produced by a fungus, Cladothrix acthio»iyccs, commonly known as the "ray ; ='^ The disease is the result of its multiplying in the tissues and not from the elaboration of a toxin. Undoubtedly. Fig. 69. A rosette of the ray fungus together ivitlt different forms of tlic si


. The pathology and differential diagnosis of infectious diseases of animals. Veterinary medicine -- Diagnosis; Communicable diseases in animals. ETIOLOGY 301 Mississippi X'alley and in the South-west it seems to he more prevalent than it is east of the Allej^hany Mountains. § 229. Etiology. Actinomycosis is produced by a fungus, Cladothrix acthio»iyccs, commonly known as the "ray ; ='^ The disease is the result of its multiplying in the tissues and not from the elaboration of a toxin. Undoubtedly. Fig. 69. A rosette of the ray fungus together ivitlt different forms of tlic single club ends. X ^500. {After Crookshank). the bacteria often associated with the fungus in suppurating lesions are of some significance. Wright states that he believes they play an important part in the extension of the disease. The fungus appears as minute, yellowish granules in the lesions. When examined microscopically, these granules are *The cladothrix is placed among the higher bacteria. There are many varieties of the actinomyces. Until they are better understood it seems better to group them with the Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Moore, Veranus A. (Veranus Alva), 1859-1931. Ithaca, N. Y. , Taylor & Carpenter


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