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Fig. 7 | BMC Plant Biology

Fig. 7

From: Exogenous spermidine improves seed germination of sweet corn via involvement in phytohormone interactions, H2O2 and relevant gene expression

Fig. 7

Effects of soaking treatments on the localization of H2O2 in sweet corn seed embryos and radical tip. a Histochemical localization of hydrogen peroxide (H2O2) in seed embryos. Control, soaking with distilled water; Spd, soaking with spermidine; CHA, soaking with cyclohexylamine. The seed embryos were isolated from seeds after 0 and 12 h of imbibition in rolled towels moistened with water at 25 °C. Bars, 2 mm. b Fluorescence localization of H2O2 in seed radical tip. The seed radicals were isolated from seed embryos after 0 and 12 h of imbibition. The presence of H2O2 was shown by green fluorescence. Bars, 50 μm

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