Pathogenicity

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Pathogenicity

Pathogenicity (/pæθoʊdʒɛnɪsɪti/) refers to the ability of an organism, specifically a microorganism, to cause disease in another organism. The term is often used to describe the virulence of a pathogen.

Etymology

The term "pathogenicity" is derived from the Greek words "pathos" meaning "suffering" or "disease" and "genesis" meaning "origin or source".

Related Terms

  • Virulence: The degree of pathogenicity within a group or species of parasites as indicated by case fatality rates and/or the ability of the organism to invade the tissues of the host.
  • Pathogen: A specific causative agent (such as a bacterium or virus) of disease.
  • Infectivity: The ability of a pathogen to establish an infection.
  • Microorganism: A microscopic organism, especially a bacterium, virus, or fungus.

See Also

External links

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