Fig. 5
From: Drought-induced ABA, H2O2 and JA positively regulate CmCAD genes and lignin synthesis in melon stems
Lignin deposition regulated by ABA, H2O2 and JA under PEG treatment. a, c, e, Effects of ABA, H2O2, JA and their corresponding inhibitor or scavenger on lignin contents under PEG treatments. b, d, f, histochemical staining of xylem tissue from the 3rd internode of stems from melon seedlings with phloroglucinol-HCl for lignin observation. mx: metaxylem; px: protoxylem. Different lowercase letters indicate significant differences from control using Duncan’s Multiple Range Test (P< 0.05). Bars=50 μm