Question

What is the specific function of interferons in the cytokine barrier?

• A. To trap dirt and microbes in the respiratory tract
• B. To produce antibodies against bacteria
• C. To protect non-infected cells from further viral infection
• D. To identify "self" and "non-self" cells during a graft

Answer 1

Answer:

C. To protect non-infected cells from further viral infection

• Interferons are cytokine proteins secreted by virus-infected cells. Their primary role is to protect nearby non-infected cells from becoming infected by the virus.