Biorefinery Concept Employing Bacillus coagulans: LX-Lignin and L-(+)-Lactic Acid from Lignocellulose
Abstract
:1. Introduction
2. Materials and Methods
2.1. Raw Material and Processing
2.2. LX-Pretreatment
2.3. Enzymatic Hydrolysis of LX-Cellulose
2.4. Bacterial Strain and Preculture Conditions
2.5. Batch Fermentation
2.6. Analytics
2.7. Calculations
3. Results
3.1. Analytics of Raw and LX-Pretreated Feedstocks
3.2. Enzymatic Hydrolysis of LX-Cellulose
3.3. Lab-Scale Fermentation Experiments
4. Discussion
Author Contributions
Funding
Conflicts of Interest
References
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RS | DCS | |||||
---|---|---|---|---|---|---|
FS (%) | LX-C (%) | LX-L (%) | FS (%) | LX-C (%) | LX-L (%) | |
ash | 5.3 | 4.3 | 0.5 | 8.6 | 7.9 | 1.4 |
cellulose | 38.0 | 60.1 | 0.6 | 29.3 | 38.4 | 0.5 |
hemicellulose | 25.5 | 7.7 | 3.4 | 22.4 | 8.5 | 2.4 |
lignin (as) | 7.1 | 2.9 | 2.4 | 5.2 | 2.0 | 4.1 |
lignin (ais) | 20.0 | 24.1 | 90.3 | 28.3 | 38.0 | 88.2 |
acetic acid | 2.6 | 0.7 | 1.3 | 2.2 | 1.1 | 1.0 |
not identified | 1.5 | 0.2 | 1.5 | 4.0 | 4.1 | 2.4 |
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Schroedter, L.; Streffer, F.; Streffer, K.; Unger, P.; Venus, J. Biorefinery Concept Employing Bacillus coagulans: LX-Lignin and L-(+)-Lactic Acid from Lignocellulose. Microorganisms 2021, 9, 1810. https://doi.org/10.3390/microorganisms9091810
Schroedter L, Streffer F, Streffer K, Unger P, Venus J. Biorefinery Concept Employing Bacillus coagulans: LX-Lignin and L-(+)-Lactic Acid from Lignocellulose. Microorganisms. 2021; 9(9):1810. https://doi.org/10.3390/microorganisms9091810
Chicago/Turabian StyleSchroedter, Linda, Friedrich Streffer, Katrin Streffer, Peter Unger, and Joachim Venus. 2021. "Biorefinery Concept Employing Bacillus coagulans: LX-Lignin and L-(+)-Lactic Acid from Lignocellulose" Microorganisms 9, no. 9: 1810. https://doi.org/10.3390/microorganisms9091810