THE STORY OF THE BACTERIA. 83 



in the dark after a mysterious and unknown 

 enemy. The hope of the enlightened physi- 

 cian looks out towards a time when we may 

 have learned some direct and efficient means 

 of destroying the invading germs in the body, 

 but, in the meantime, by aiding the body's 

 inherent means of cure, he feels himself no 

 longer helpless, and is grateful for so much aid 

 as scientific research, as yet, has furnished him 

 in dealing with this dread disease. 



