American Veterinary Review. 
JULY, 1912. 
EDITORIAL. 
EUROPEAN CHRONICLES. 
Paris, May 15, 1912. 
Congress of Tuberculosis. —The Seventh International 
Congress of Tuberculosis has just closed its labors. Opened on 
the 24th of April, it lasted up to the 20th of May, and as its 
predecessors, has proved a grand success. The work has been 
divided into four sections, that of medicine, of surgery, of social 
protection and of etiology and epidemiology. As it is in that 
section that papers and communications connected with veteri¬ 
nary medicine were principally presented and discussed, I may 
offer to our readers, as a text of actuality, the resume of a few 
among the most important. 
1. Human and Bovine Tuberculosis, by Prof. H. Vallee, 
the Director of Alfort. 
The researches of the last few years ..have clearly established 
the fact that whether isolated from the organism of man or that 
of bovine, the bacillus of Koch may be distinguished into two 
types, the human and the bovine. 
The differentiation is made particularly sure by the follow¬ 
ing: Cultures on medic, glycerinated or not, inoculations to rab¬ 
bit and cattle. However, - alongside the bacillar forms thus 
clearly differentiated, some examples of difficult or uncertain 
classification may be found. 
The distinctions, established in that manner, do not allow us 
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