what is an infection?!


Question:

Answers:
Above is a good wikipedia article. The simplest way to define infection is that it requires an invasion of a microorganism (bacteria, virus, fungus, etc.) into a space within the body, where no microbes should exist. Furthermore, such invasion should then lead to tissue destruction and immune response of the body to meet the full definition of the term.

Other Answers:
http://en.wikipedia.org/wiki/Infection
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