Figure 2From: Induction of robust immunity response in mice by dual-expression-system-based recombinant baculovirus expressing the capsid protein of porcine circovirus type 2Characterization of BV-GD-ORF2-infected Sf9 cells. Syncytium formation in Sf9 cells infected with BV-GD-ORF2 as indicated by the white arrow (a), but not in the mock-infected Sf9 cells (b). The images were captured at 72 h posttransfection. Original magnification, ×100.Back to article page