Robert Koch was a German physician.

manner Jenner began the science of Immunology, the
study of the body’s response to foreign substances.
Robert Koch (1843-1910)
Robert Koch was a German physician.

1. For the first time he showed the evidence that a specific germ
   (Anthrax bacillus) was the cause of a specific disease (spleenic
   fever in sheep)
2. He established that a specific germ can cause a specific
   disease and introduced scientific approach in Microbiology
3. He discovered Bacillus anthracis (Anthrax bacillus), Myco-
   bacterium tuberculosis, and Vibrio cholerae.
4. He modified Ziehl-Neelsen acid fast staining procedure which
   was introduced by Ehrlich.
5. He devised the solid medium to grow the microorganism to