Study of Tubercle Bacilli isolated from cases of Surgical Tuberculosis (chiefly Bone and Joint) in the Sheffield Area

General interest was first aroused regarding the respective powers of the human and bovine types of the tubercle bacillus to infect the human subject by the address of Koch at the Tuberculosis Congress in 1901. In this he stated that the two types produced different diseases, and that the amount of human tuberculosis due to infection by the bovine type of the tubercle bacillus was negligible.