Opsonization · 1000× faster engulfment
unseel.com · IgG · C3b · FcγR · CR1/CR3
bacterium bare
opsonin —
uptake slow
focus —
bacterium (encapsulated)
IgG antibody
C3b complement
phagocyte (macrophage)
FcγR / CR1
Unseel.com · Opsonization