Which of the following does not describe actions of interferon (IFN)?
A) IFN binds to normal, uninfected cells stimulating the activation of genes that produce anti-viral proteins.
B) IFN can penetrate the viral capsid and destroy the virus.
C) Virally infected cells can release interferon which attracts NK cells to attack and kill the IFN secreting cell.
D) IFN will attract macrophages to the secreting cell to be removed by phagocytosis.

Question

Quizplus · Accepted Answer

IFN cannot penetrate the viral capsid and destroy the virus. It primarily acts by binding to normal, uninfected cells and stimulating the production of anti-viral proteins, as described in option A. Option C is also correct, as virally infected cells can release IFN which attracts NK cells to attack and kill the infected cell. Option D is also true, as IFN can attract macrophages to the secreting cell to be removed by phagocytosis.

Which of the Following Does Not Describe Actions of Interferon