302 



BIOLOGY AND ITS MAKERS 



animals experimented upon, namely, guinea-pigs, rabbits, 

 and mice, are not susceptible to these diseases. 



Lister. — The other member of the great triumvirate of 

 bacteriology is Sir Joseph Lister (Fig. 94); born in 1827, he 

 has been successively professor of surgery in the universities 



Fig. 94. — Sir Joseph Lister, Born 1827. 



of Glasgow fi86c) and of Edinburgh (1869), and in King's 

 College, London (1877). His practical application of the 

 germ-theory introduced aseptic methods into surgery and 

 completely revolutionized that field. This was in 1867. In 

 an address given that year before the British Medical Asso- 

 ciation in Dublin, he said: "A\hen it had been shown by the 



