Fig 3From: Rhizophagus intraradices improves arsenic tolerance in Sophora viciifolia HanceEffects of Rhizophagus intraradices on reactive oxygen species in Sophora davidii leaves (A, B, C) and roots (D, E, F) at different levels of As stress. Note: MDA: malondialdehyde, H2O2: hydrogen peroxide, O2•−: superoxide anion. The same letter in each column indicates no significant difference among treatments at P < 0.05 using Tukey’s test; Values are means ± SD, n = 3; *P < 0.05, **P < 0.01, NS not significantBack to article page