However, on many occasions, I examined normal blood and normal tissues and there was no possibility of overlooking bacteria or confusing them with granular masses of equal size. I never found organisms. Thus, I conclude that bacteria do not occur… — Robert Koch Copy Share Image
To prove that tuberculosis is caused by the invasion of bacilli, and that it is a parasitic disease primarily caused by the growth and… — Robert Koch Copy Share Image
From my numerous observations, I conclude that these tubercle bacilli occur in all tuberculous disorders, and that they are distinguishable from all other microorganisms. — Robert Koch Copy Share Image
... After it has been determined that the pathogenic organism is present in the animal body, and after it has been shown that the… — Robert Koch Copy Share Image
In view of the epidemiological situation in Germany, the lack of evidence for the effectiveness of the BCG-vaccine and the not uncommen severe, undesired… — Robert Koch Copy Share Image
The pure culture is the foundation for all research on infectious disease. — Robert Koch Copy Share Image
Our studies have shown that all cases of typhoid of this type have arisen by contact, that is, carried directly from one person to… — Robert Koch Copy Share Image
If my efforts have led to greater success than usual, this is due, I believe, to the fact that during my wanderings in the… — Robert Koch Copy Share Image
However, on many occasions, I examined normal blood and normal tissues and there was no possibility of overlooking bacteria or confusing them with granular… — Robert Koch Copy Share Image
