Practice question
Question
The process by which normal serum enhances phagocytosis is called:
Explanation
Opsonization coats pathogens with serum opsonins like IgG antibodies and complement C3b, recognized by Fc and complement receptors on neutrophils and macrophages. This bridging enhances adhesion and engulfment, dramatically increasing phagocytosis efficiency of innate immune clearance and pathogen destruction.
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