CHRONOLOGICAL TABLE 315 



1865. Lister, introduced antisepsis in surgery. 



1866. Rindfleisch, Pyemia, organisms in the pus. 



1866. Von Hesseling, cheese ripening. 



1867. De Martin, cheese ripening akin to alcohoHc fer- 



mentation. 

 1869. Kette, Pasteur's researches a scientific basis for 

 many processes in the soil. 



1871. Klebs, Pyemia, organisms in the pus. 



1872. Bolhnger, spores in anthrax. 

 1872-1875. Cohn, definite classification. 



1873. Obermeier, recurrent fever, SpirochoBta obermeieri. 

 1873. Schlosing and Miinz, nitrification due to organisms. 



1875. Losch, amebic dysentery. Amoeba coli. 

 1875-1876. Tyndall, germs in the air. 



1876. Robert Koch, anthrax, Bacillus anthracis. The 



first instance of a bacterium shown to be the cause 

 of disease in an animal. 



1877. Bollinger, actinomycosis, Actinomyces bovis (Strep- 



tothrix bovis). 

 1877. Weigert, used anilin dyes for staining. 



1877. Woronin, cabbage disease, Plasmodiophora brassicos. 



The first instance of a protozoon shown to be the 

 cause of a disease in a plant. 



1878. Koch, wound infections, bacterial in origin. 

 1878-1881. Burrill, bacterial cause of ''fire blight." 



1881. Koch, gelatin plate cultures. Abbe, improvements 

 in the microscope. 



