Phagocytosis of microbes by macrophages is enhanced by which of the following?
A)the binding of antibodies to the surface of microbes.
B)antibody-mediated agglutination of microbes.
C)the release of cytokines by activated B cells.
D)A and B only
E)A, B, and C

Question

Quizplus · Accepted Answer

Both A and B enhance phagocytosis by promoting the binding of the microbes to the surface of macrophages. Cytokines released by activated B cells may activate macrophages, but do not directly enhance phagocytosis.

Phagocytosis of Microbes by Macrophages Is Enhanced by Which of the Following