Fig. 5

FliC_Xad1 induced defense-related enzyme assay in tobacco. Polyphenoloxidase activity (PPA) (A); Peroxidase activity (PA) (B); Phenylalanine ammonia-lyase activity (PAL) (C).T₁, Buffer; T₂, FliC_Xad1; T₃, Heat killed protein; T₄, Untreated control