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| Immunity, Natural Disease Resistance | Immunity, Innate | Immunity, Native | Immunity, Non-Specific | Resistance, Natural | Resistance, Disease | Immunity, Non Specific | Innate Immunity | Native Immunity | Natural Immunity | Natural Resistance | Non-Specific Immunity The capacity of a normal organism to remain unaffected by microorganisms and their toxins. It results from non-specific mechanisms such as naturally occurring antiviral and bactericidal substances, PHAGOCYTOSIS, and constitutional factors such as BODY TEMPERATURE, oxygen tension, and age. |