HEALTH AND WELL-BEING 39 



ears, and a condition of throat and lungs that makes them 

 highly susceptible to germ diseases. 



The extended use of antiseptics to prevent infection of 

 wounds, is associated with the name of one of Pasteur's 

 pupils, Sir Joseph Lister (1827-1912), the famous English 

 surgeon. The Pasteur Institute in Paris, and others of its 

 kind elsewhere in the world, have been established for the 

 purpose of giving treatment for rabies based on the dis- 

 coveries of Pasteur concerning hydrophobia (1885). In< 



FIG. 15. Robert Koch. 



1882 the German scientist Robert Koch (kok) discovered 

 the germ of tuberculosis, and in 1883 the germ of Asiatic 

 cholera. Von Behring, a German bacteriologist, discovered 

 an antitoxin for diphtheria in 1892. 



It was during the occupation of Cuba by the forces of the 

 United States (1900) that the part played in the spread of 

 yellow fever by one kind of mosquito (Steg-o'-mi-a) was 

 definitely established. By reason of the preventive measures 

 taken, that scourge of the Tropics was soon almost com- 



