50 



recently quite dissipated by experimental research. 

 Uskoff, under Ponfick's direction, has shown that the 

 subcutaneous injection into rabbits of turpentine oil, is 

 followed by the formation of pus in which no bacteria 

 can be detected ; an assertion which has since been cor- 

 roborated by others. The most accurate and conclusive 



Fig. 8. Actinomyces bovis, and pus corpuscles. X 260. 



experiments in this direction were recently made by Dr. 

 Wm. T. Councilman, of Baltimore, in the laboratory and 

 under the direction of Cohnheim. Councilman made a 

 number of glass capsules, heated them to redness, poured 

 into each, while still hot, a boiling mixture of croton and 

 olive oil, and sealed the open end in the flame. Four- 

 teen of these were inserted, with antiseptic precautions, 



