336 APPENDIX 



B. Surgical Significance. 



1. Wounds. 



2. Abscesses. 



3. Septicemia and pyemia. 



4. Malignant growths. 



5. Operations. 



C. Susceptibility and Immunity. 



1. Natural. 



a. Race. 



b. Species. 



c. Age. 



d. Individual idiosyncrasies. 



e. Body components. 



2. Acquired, active or passive. 



a. Devitalization. , 



b. Hereditary predisposition. 



c. One attack of disease. 



d. Vaccines. 



e. Bacterins. 

 /. Toxins. 



g. Other bacterial products. 



D. Serum Therapy Microbial Therapeutics 



1. Diagnostic agents. 



a. Tuberculin. 



b. Mallein. 



c. Bacterial suspensions. 



d. Diphtheria toxin (Schick). 



e. Luetin. 



2. Remedial agents. 



a. Antitoxins. 



b. Serums. 



c. Vaccines. 



d. Bacterins. 



