B . Staphylococcus Infections 



Experiment 4. — An adult female dog - No. 14 - weighing 

 15 pounds was selected as the experimental animal in this test. 

 She was ^iven an initial intravenous injection of Ice. of a 

 broth culture of Staph, aureus on November 27, 1920. Gradually 

 increasing amounts of this organism were given until the dog, 

 in an emaciated and helpless condition, died 23 days later. 



The opsonic determinations, together with other data 

 concerning this experiment are recorded in the appended table. 



(19) 



