156 Dr. Wright and Capt. Douglas. Action on [July 26, 



inoculation, when the patient passed out of observation, he remained 

 perfectly free from boils. 



Curve 2. This curve has reference to a patient who suffered from 



aggravated sycosis. A pure cultivation of Staphylococcus citreus was 

 obtained from the inflamed hair follicles. He had been treated 

 without appreciable benefit for 17 months by antiseptics. 



Reference to the curve will show that the patient's phagocytic 

 power with respect to the Staphylococcus was here, as in the last 

 case, less than that of the normal man who served as a control. 



CUBVE 2. 



25 26 27 28 30 31 i 2 3 4 



After his phagocytic power had been twice observed, he was 

 inoculated with a quantum of sterilised Staphylococcus culture 

 corresponding to 2,500,000,000 of staphylococci. These staphylococci 

 were derived from the culture above referred to. 



Subsequent to inoculation we have here upon the curve instead of 

 rise preceded bv a fall, only a rise. The absence of recorded 

 negative phase is in all probability to be referred to the circumstance 

 that 2 days here intervened between the inoculation and the first sub- 

 sequent blood examination. 



On the sixth day subsequent to inoculation the patient was re- 

 oculated with a double quantum of Staphylococcus vaccine. This 



