Figure 2

Total anti-S IgG titers in mice immunized with S-2P with adjuvants. Sera from BALB/c mice in Fig. 1 (N = 6 per group) immunized with 0, 1 or 5 μg of S-2P with CpG 1018, aluminum hydroxide or combination of both were quantified for the total amount of anti-S IgG with ELISA.