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Fig. 9 | Biotechnology for Biofuels

Fig. 9

From: Combinatorial pretreatment and fermentation optimization enabled a record yield on lignin bioconversion

Fig. 9

Lipid fermentation performance of lignin by engineered R. opacus PD630_FA with different detoxification methods. a SSC concentration and weight loss before and after detoxification. b lignin concentration and weight loss before and after detoxification; c cell dry weight and lipid concentration. d lipid content and yield. e lignin concentration and weight loss before and after fermentation. Fermentation conditions: 30-g/l soluble substrate concentration, OD 1.0, 1.4-g/l (NH4)2SO4, pH 7.0, 30 °C, 200 rpm, and 96 h. Lignin 1-H lignin 1 with heating detoxification, Lignin 1-AC lignin 1 with activated carbon detoxification, lignin 4-G lignin 4 with gas stripping detoxification, and Lignin 1 lignin sample produced from pretreatment Case 1, as described in Table 1

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