358 BACTERIA AND DISEASE 



8. Destruction of Bacteria. Not everybody, however, who 

 is exposed to these disease-producing germs falls a victim to 

 them. Many persons are continually exposed to contagious 

 diseases and infections of various kinds, and yet do not get the 

 disease. There must then be a natural mode of destroying the 

 bacteria after they find access to the body. This power of 

 destroying bacteria is said to exist in the white cells of the 

 blood. In addition there exists, no doubt, in the fluid portion 

 of the blood, the plasma, a chemical power to destroy bacteria. 



8. The natural mode of destroying bacteria ? 



