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Fig. 4 | Biotechnology for Biofuels

Fig. 4

From: Biological conversion of methane to putrescine using genome-scale model-guided metabolic engineering of a methanotrophic bacterium Methylomicrobium alcaliphilum 20Z

Fig. 4

a Growth of wild-type and engineered strain M. alcaliphilum 20Z. b Putrescine accumulation of engineered strain M. alcaliphilum 20Z with spermidine synthase knockout and strain harboring pACE and pACO vector after 144 h of cultivation. The data are represented as the mean ± SD (n = 3)

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