The cause of disease. Can be discerned using molecular Koch's postulates

University of Notre Dame

Etiology refers to the study of causes of diseases

Etiology

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Microbiology covers the scope and sequence requirements for a single-semester microbiology course for non-majors. The book presents the core concepts of microbiology with a focus on applications for careers in allied health. The pedagogical features of the text make the material interesting and accessible while maintaining the career-application focus and scientific rigor inherent in the subject matter. Microbiology’s art program enhances students’ understanding of concepts through clear and effective illustrations, diagrams, and photographs.

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Etiologic/Causative Agent

Robert Koch was a German scientist that was the first person to discover the connection between a single microbe and a human disease. He is credited with the discovery of  Bacillus anthracis, Vibrio cholera, and Mycobacterium tuberculosis. He also developed 4 postulates (rules) that must be proven in order to show that an organism causes disease

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