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Fig. 4 | Biotechnology for Biofuels and Bioproducts

Fig. 4

From: Integrated metabolic and transcriptional analysis reveals the role of carotenoid cleavage dioxygenase 4 (IbCCD4) in carotenoid accumulation in sweetpotato tuberous roots

Fig. 4

Heatmap of the correlations between thirteen carotenoid-related genes and specific carotenoids in the sweetpotato cultivars XS18 (A), XX (B), and SS8 (C). The r value represents the correlation coefficient, red indicates a positive correlation, blue indicates a negative correlation, and the circle size reflects credibility. A larger circle indicates a smaller p value and stronger correlation. * represents p < 0.05, and ** represents p < 0.01

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