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Fig. 7 | BMC Plant Biology

Fig. 7

From: Comparative physiological responses and transcriptome analysis reveal the roles of melatonin and serotonin in regulating growth and metabolism in Arabidopsis

Fig. 7

a-b Melatonin and serotonin induce the expression of Fe deficiency-responsive genes. a Heat maps indicate the log2 fold-change in the expression of Fe deficiency-responsive genes in different treatments compared to the untreated control. b Quantitative real-time reverse transcription-polymerase chain reaction (qRT-PCR) analysis of the expression of Fe uptake genes in Col-0 seedlings treated with or without 10 or 50 μM melatonin or serotonin for 1 d. The expression levels of the indicated genes in untreated roots were set to 1. Error bars represent SD. Different letters indicate significantly different values (P < 0.05 by Tukey’s test). M10, 10 μM melatonin; M50, 50 μM melatonin; S10, 10 μM serotonin; S50, 50 μM serotonin

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