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A pathogen (Greek: πάθος pathos “sufferin, passion” an -γενής -genēs “producer o”) in the auldest an broadest sense is anything that can produce disease.[1] Typically the term is uised tae describe an infectious agent (colloquially kent as a germ) — a microorganism, in the widest sense such as a virus, bacterium, prion, fungus or protozoan, that causes disease in its host.

References[eedit | eedit soorce]

  1. Pathogen. Retrieved August 17, 2013