Components of Innate Immunity

Components of Innate Immunity

1. Age

2. Skin

   • -Mechanical barrier -epithelia has peptides with natural antibiotic function like defensins -SEBUM containing lactic and fatty acids (pH3-5) -sweat contains Lysozymes

3. Oral Cavity

4. GI Tract

5. Respiratory Tract

6. Eyes

   • -tears contain lysozyme -flushing action of tears

7. Genitourinary tract

8. Normal flora

9. Iron Binding Proteins

10. Oxygen Tension

11. Complement

12. Interferons

13. Temperature

14. Inflammation