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Table 3 The A 570 values of the optimal APS concentration and antiviral assays (78.216 and 4.83μg/mL)

From: Astragalus polysaccharide enhances immunity and inhibits H9N2 avian influenza virus in vitro and in vivo

Groups

APS concentration

 

78.21μg/mL

39.09μg/mL

19.31μg/mL

9.266μg/mL

4.83μg/mL

APS

0.289 ± 0.0081abcd*

0.281 ± 0.007abcde*

0.265 ± 0.005df*

0.264 ± 0.002cf*

0.243 ± 0.007ef*

Pre-add APS

0.254 ± 0.012ab*

0.249 ± 0.005ab*

0.252 ± 0.006ab*

0.246 ± 0.001ab*

0.249 ± 0.002ab*

Post-add APS

0.189 ± 0.008e

0.181 ± 0.006de

0.176 ± 0.007abd

0.177 ± 0.006abc

0.155 ± 0.008ac

Sim-add APS

0.189 ± 0.006abcd

0.180 ± 0.004abcd

0.171 ± 0.003def

0.162 ± 0.004df

0.161 ± 0.005f

Virus Control

0.175 ± 0.007

Cell Control

0.242 ± 0.002*

  1. a-f data within row without the same superscripts differ significantly (P <0.05). *Data differed significantly (P < 0.05) when compared with virus control.
  2. APS = Astragalus polysaccharide.