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Fig. 1 | BMC Plant Biology

Fig. 1

From: Oligogalacturonic acids promote tomato fruit ripening through the regulation of 1-aminocyclopropane-1-carboxylic acid synthesis at the transcriptional and post-translational levels

Fig. 1

Ethylene production of AC MG1 fruits treated with or without OGs. Tomato fruits were placed in a ventilated and temperature constant room at 25 °C and treated with 1 g/L OGs or the control solution. Each fruit was put in a 300 mL air tight container at 25 °C for 1 h and 1 mL gas was extracted to detect ethylene content. Vertical bars indicate the SD (n = 12). Asterisks indicate statistically significant differences compared with the control group (*P < 0.05; **P < 0.01, Student’s t-test). The red arrow indicates the ethylene production of 3 nL · g−1FW · h−1 which corresponds to the breaker stage of tomato fruit on the plant

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