Peste des petitsruminants virus (PPRV)-specific serum IgG1 and IgG2a antibody responses.

<p>Sera were taken from immunized mice at 3 weeks after primary (P) and booster (B) inoculation. PPRV-specific IgG1(black columns) or IgG2a(white columns) antibodies were determined by enzyme-linked immunosorbent assay (ELISA). The ratios of IgG1 to IgG2a subclasses are given above the columns. Bars indicate standard deviations.