highly significantp<0.01
As shown in Figure 4A , when stimulated with PEDV-S1 protein at 28 dpi, the proliferation levels of spleen T lymphocytes from mice injected with pIRES-(TGEV-S1-PEDV-S1) and pIRES-(PEDV-S1) were increased compared to those of control cells and the increase was highly significant (p<0.01).