Question

How do interferons check infection of new cells?

Answer 1

1. Interferons are antiviral proteins produced by a cell infected by a virus.
2. They defend non-infected cells against viral infections, by binding with their receptors.
3. Interferons constitute a specialized defence system that works against viral infections.
4. They enhance the action of phagocytes and natural killer cells.
5. Macrophages, fibroblasts and lymphocytes produce interferons