“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 in healthy human or animal tissues.”
Quote by Robert Koch
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Essays of Robert Koch
A compilation of scholarly writings and reflections by the renowned scientist Robert Koch, covering various topics in the fields of medicine and science. more
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Source: Bacterial metabolism
