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Fig. 3 | Microbial Cell Factories

Fig. 3

From: Genetic engineering of the precursor supply pathway for the overproduction of the nC14-surfactin isoform with promising MEOR applications

Fig. 3

GC–MS analysis of β-hydroxy fatty acids in the surfactin produced by strains BSFX024 and BSFX025 after trimethylsilylation. a Extracted ion (m/z = 233) chromatograms of the surfactin from strain BSFX024. b Extracted ion (m/z = 233) chromatograms of the surfactin produced by strain BSFX025. c Mass spectrograms of the β-hydroxy fatty acid fraction after trimethylsilylation

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