THE STORY OF NINETEENTH-CENTURY SCIENCE 



tein through ingestion of infected pork, and that it 

 causes a definite set of symptons of disease, which hith- 



RUDOLF VIRCHOW 



erto had been mistaken for rheumatism, typhoid fever, 

 and other maladies. Then the medical world was agog 

 for a time over the subject of trichinosis ; government in- 

 spection of pork was established in some parts of Ger- 



364 



