Table 4 Relationships between antioxidant systems and ROS levels as well as membrane lipid peroxidation in soybean roots at different growth stages following BPA exposure and withdrawal of BPA exposure.

From: Analysis of effects of a new environmental pollutant, bisphenol A, on antioxidant systems in soybean roots at different growth stages

  SOD activity POD activity CAT activity AsA content Pro content GSH content   SOD activity POD activity CAT activity AsA content Pro content GSH content
After BPA exposure After withdrawal of BPA exposure
Seedling stage
 H2O2 content 0.977* 0.952* 0.976* 0.990* 0.989* 0.979* H2O2 content 0.997** 0.974* 0. 982* 0.969* 0.863 0.983*
 O2 content 0.992** 1.000** 0.988* 0.948 0.890 0.983* O2 content 0.972* 0.980* 1.000** 0.997** 0.922 0.997**
 MDA content 0.995** 0.992** 0.999** 0.999** 0.987** 0.963* MDA content 0.973* 0.898 0.901 0.873 0.753 0.903
 E% 0.996** 0.997** 0.984* 0.948 0.910 0.980* E% 0.989* 0.995** 0.992** 0.988* 0.865 0.997**
 IUFA −0.728 −0.653 −0.692 −0.759 −0.905 −0.701 IUFA −0.902 −0.884 −0. 956* −0.946 −0.982* −0.936
Flowering and podding stage
 H2O2 content 0.939 0.945 0. 999** 0. 995** 0.988* 0.986* H2O2 content 0.930 0.968* 0. 979* 0.992** 0.981* 0.993**
 O2 content 0.985* 0.978* 0.985* 0.988* 0.994** 0. 993** O2 content 0.934 0.970* 0.987* 0.997** 0.988* 0. 998**
 MDA content 0.985* 0.979* 0.986* 0.989* 0.995** 0.994** MDA content 0.988* 0.994** 0.958* 0.975* 0. 995** 0.972*
 E% 0.979* 0.990* 0.919 0.937 0.959* 0.961* E% 0.995** 0.997** 0.915 0.947 0.972* 0.944
 IUFA −0.856 −0.940 −0.959* −0.968* −0.960* −0.962* IUFA −0.433 −0.593 0.740 −0.711 −0.622 −0.723
Seed-filling stage
 H2O2 content 0.999** 0.953* 0.987* 0.995** 1.000** 0.999** H2O2 content 0.970* 0.914 0.990** 0.986* 0.973* 0.984*
 O2 content 0.998** 0.963* 0.989* 0.999** 0.998** 0.996** O2 content 0.997** 0.966* 0. 999** 0. 998** 0.996** 1.000**
 MDA content 0.998** 0.965* 0.994** 0.989* 0.998** 0.991** MDA content 0.886 0.871 0.871 0.892 0.917 0.882
 E% 0.988* 0.912 0. 963* 0.976* 0.990** 0.996** E% 0.995** 0.964* 0.996** 0.999** 1.000** 0.998**
 IUFA −0.924 −0.840 −0.883 −0.938 −0.926 −0.948 IUFA −0.919 −0.877 −0.938 −0.921 −0.897 −0.929
  1. *p < 0.05; **p < 0.01.