Posted: July 16th, 2017

All of the following statements are part of Koch’s postulates, EXCEPT:

All of the following statements are part of Koch’s postulates, EXCEPT:
A. The microrganism must display clear evidence of virulence factors
B. The microrganism must be present in every case of the disease
C. The microrganism must be recovered from the experimentally infected hosts
D. The microrganism must be grown in pure culture from diseased hosts
E. The same disease must be produced when a pure culture of the microrganism is introduced into
susceptible hosts