試題詳解

60. Through which of the following mechanisms is IgG most likely to contribute to the activation of the complement system?
(A) Cooperate with TLR3 (Toll-like receptor 3) to modulate the formation of C5b.
(B) Facilitate the initiation of the complement cascade through Fc region binding to C1 protein.
(C) Interact with CD4 to modulate the release of IL-10.
(D) Deliver viral antigens to the thymus as part of negative selection.
(E) Indirectly regulate complement activity by inhibiting the release of perforin and granzymes.