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host defense |
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host defense
The protection an organism is afforded against infections Types 1. Nonimmunologic–eg, mucocutaneous or integumental barriers, cilia, microvilli; mechanical–eg, urinary outflow, vascular perfusion of tissues;
native flora, which 'outcompete' pathogens; 2. Immunologic–eg, chemotaxis, phagocytosis, immunoglobulins, complement, T cell defense Want to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit the webmaster's page for free fun content. |
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