Figure 3.
Means (± standard deviation) of mucosal IgA anti-AVCoV antibody levels (A) and systemic IgG anti-AVCoV antibody levels (B) anti-AvCoV titers for negative control (NC) group, nonvaccinated and challenged (NV), vaccinated with AvCoV-CS and challenged (Nano), vaccinated with H120 strain and AvCoV-CS and challenged (L+Nano), vaccinated with AvCoV-O and challenged (Oil), and vaccinated with H120 strain and AvCoV-O and challenged (L+Oil) groups. Significantly (p ≤ 0.05) different values are shown as different letters. S/P: sample-to-positive ratios.