Figure 4From: Astragalus polysaccharide enhances immunity and inhibits H9N2 avian influenza virus in vitro and in vivoIllustrates the percentages of CD3+ lymphocyte expression before and after immunization in vivo . Prior to immunization there was no difference in the percentile level of CD3+ for APS treatment groups and control groups. After immunization the CD3+ percentage for the APS groups was higher than for the corresponding controls.Back to article page