222 Dr. A. E. Wright and Staff-Surgeon S. T. Reid. [Oct. 21, 



1-8 by repeated inoculations of new tuberculin, and who had under the 

 influence of these inoculations completely recovered from tuberculous ulcers 

 of the leg, which had laid bare the tendons, and which had for a period of 

 13 years previously to the commencement of the inoculation treatment defied 

 all treatment. 



ConcenGrciGion in which the serum was employed. 



















































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Curve 5. 



So far as the quantity of serum which was available allowed of this being 

 done, these questions were investigated, the precautions explained above 

 being in each case rigidly observed. 



It will be seen on reference to the graphic curve, and on comparison of the 

 phagocytic counts registered in the case of the 16 -fold dilutions, that while 

 the serum which had been first heated and then diluted (Trace 2) gave a 

 phagocytic count of T7, the serum which had been first diluted and then 

 heated (Trace 3) gave a phagocytic count of practically zero. It will further 

 appear on referring to the three traces that, while the opsonic power of the 



