1 The microorganism must be present in every case of the disease, but not in healthy hosts. 2 The microorganism must be grown in pure culture from diseased hosts. 3 The same disease must be produced when a pure culture of the microorganism is introduced into susceptible hosts. The same microorganism must be recovered from the experimentally infected hosts. FIGURE 16.3 Koch's Postulates These criteria provide a foundation for establishing that a given microbe causes a specific disease.
1 The microorganism must be present in every case of the disease, but not in healthy hosts. 2 The microorganism must be grown in pure culture from diseased hosts. 3 The same disease must be produced when a pure culture of the microorganism is introduced into susceptible hosts. The same microorganism must be recovered from the experimentally infected hosts. FIGURE 16.3 Koch's Postulates These criteria provide a foundation for establishing that a given microbe causes a specific disease.
Chapter9: Parenteral Medication Labels And Dosage Calculation
Section: Chapter Questions
Problem 1.1P
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Why is it not possible to use Koch’s postulates to show that Treponema pallidum causes syphilis?
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