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प्रश्न
Explain the importance of epithelial surface in innate immunity.
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उत्तर
Epithelial surface:
The intact skin and mucous membranes (secrete mucous) covering the body, protects against invasion by microorganism(s).
- The healthy skin possesses bactericidal activity due to the presence of high concentrations of salt in drying sweat.
- Sebaceous secretions and long chain of fatty acids have bactericidal and fungicidal properties.
- The mucosa of the respiratory tract has several innate mechanisms of defense.
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संबंधित प्रश्न
Write a note on ‘artificial acquired active immunity’.
Mention role of interferons
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Mention one application for the following:
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Which cells are play a major role in non-specific defence against viral infections and tumors?
Coating of bacteria to facilitate subsequent phagocytosis by macrophages is known as ____________.
On coming in contact with an antigen, a sensitized T-lymphocyte produces ____________.
Innate immunity is ______
Write a short note on Acute Phase Proteins (APPs).
