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. 1999 Mar;73(3):1931–1940. doi: 10.1128/jvi.73.3.1931-1940.1999

FIG. 2.

FIG. 2

FIG. 2

Immunogold detection of viral and cellular antigens in Gag particles. The images reveal individual Gag particles labeled with specific antibodies and visualized with colloidal gold-protein A (5 nm in panels A and B and 10 nm in panels C and D). (A) MoMuLV Gag particles labeled with antiactin. (B to D) HIV-1 Gag particles labeled with antiactin (B), anti-MA (C), and anti-NC (D). Bars, 100 nm.