Figure 1From: Astragalus polysaccharide enhances immunity and inhibits H9N2 avian influenza virus in vitro and in vivoIllustrates the relative expression of H9N2 virus in CEF at various APS concentrations for the pre-addition APS group. The inhibition efficiency of APS was more significant at 321.23μg/mL than for 2,500 and 4.833μg/mL.Back to article page