Fig. 9: Attachment of Phagocytes
to Virus-Infected Cells by Opsonization, Step-1
The Fab portions of IgG or C3b and
C4b from the complement pathways bind to viral epitopes on virus-infected cells.
This enables phagocytes to attach to the infected cell by way of their Fc and
C3b/C4b receptors.
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Updated: May 7, 2001
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