試題詳解

22. Antibodies are the effector molecules of the humoral immune response. Regarding the functions of antibodies, which statement is NOT CORRECT?
(A) Antibodies inhibit the toxic effects by binding to pathogens products, a process called neutralization
(B) Antibodies can bind viruses and directly kill them, a key effector function for humoral immunity
(C) When bound to pathogens, the Fab of antibodies will facilitate the recruitment of other immune cells, such as macrophages, to mediate phagocytosis, a process called opsonization
(D) Antibodies can trigger complement by activating C1, the first step in the classical pathway