SOD1 and infection: Significant correlations were observed between H2O2-DSI, H2O2-SOD, H2O2-APX, H2O2-Lignin, CO-MDA, γ-ECS-GSH, GSH-ASC, GR-GSSG, PAL-Lignin, and Lignin-DSI after BSO and DPA treatment (P ≤ 0.05) during infection.