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Fig. 5 | Microbial Cell Factories

Fig. 5

From: Optimization of trans-4-hydroxyproline synthesis pathway by rearrangement center carbon metabolism in Escherichia coli

Fig. 5

Shake flask fermentation parameters of strains HYP-7-1, HYP-8, HYP-9, and HYP-10 (a), and intracellular NAD(P)H/NAD(P) ratio of strains HYP-7-1, HYP-8, and HYP-9 (b). HYP-8, HYP-7-1, Ptrc-PntAB; HYP-9, HYP-8,yjiP::Ptrc-PntAB; data are expressed as mean and error bars are expressed as standard deviation (n = 3 independent experiments). *Means 0.01 < P < 0.05, **means P < 0.01

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