Figure S2.

Serum neutralizing antibody response to booster vaccination, related to Figure 1

(A) Serum neutralizing titers in Figure 1D shown by group.

(B) Comparison between the groups at baseline and day 60 of serum neutralizing titers in Figure 1D.

Horizontal lines represent geometrical means and coloring scheme matches groups described in Figure 1A. Statistical analyses by Wilcoxon signed rank test (A) or by Kruskal-Wallis followed by pairwise Mann-Whitney tests (B). ^∗p ≤ 0.05, ^∗∗p ≤ 0.01, ^∗∗∗p ≤ 0.001, and ^∗∗∗∗p < 0.0001.