Virus-infected cells secrete a kind of proteins which protect non-infected cells from further viral infection. It is belonged to
A. Cytokine barriers
B. Physical barriers
C. Physiological barriers
D. Cellular barriers
Answer:A
Virus-infected cells secrete a kind of proteins which protect non-infected cells from further viral infection. It is belonged to
A. Cytokine barriers B. Physical barriers C. Physiological barriers D. Cellular barriers