Microbiology IFN-a and IFN-b are produced by the virus-infected cell due to the interaction of virus nucleic acid with which of the following? A C3 (third component of complement) B Defensins C TLR pathway D IL-12 💡 Explanation IFN-a and IFN-b are produced by the virus-infected cell due to the interaction of virus nucleic acid with which of the following? ✓ Correct Answer: C. TLR pathway