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Fig. 2 | Microbial Cell Factories

Fig. 2

From: The metabolic switch can be activated in a recombinant strain of Streptomyces lividans by a low oxygen transfer rate in shake flasks

Fig. 2

ATR-FTIR structural analysis of undecylprodigiosin. a Standard prodigiosin spectrum (C20H25N3O M.W. 323.44 g/mol, Merck-Sigma-Aldrich, Darmstadt, Germany). b ATR-FTIR spectrum from NF, BF, and CF cultures; names above each peak indicate the functional group, CF (dashed line), BF (dotted line), and NF (continuous line). c HPLC: Elution profile of undecylprodigiosin, CF in dashed line, BF in dotted line, and NF in continuous line. (Inset: Standard prodigiosin, Merck-Sigma-Aldrich, Darmstadt, Germany)

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