7: Koch and Pasteur

Question 1

koch’s postulates

Answer 1

1. The microbe must be found in abundance in all those suffering from the disease, and not be found in healthy individuals
2. The microbe must be isolated from a diseased individual and grown in pure laboratory culture
3. The cultured microbe must be recorded to cause the disease if introduced into a healthy individual
4. The microbe must be re-isolated from this experimental host & shown to be identical to the originally isolated microbe