Potato Juice, a Starch Industry Waste, as a Cost-Effective Medium for the Biosynthesis of Bacterial Cellulose
Abstract
:1. Introduction
2. Results and Discussion
2.1. Characterization of PJ Medium
2.2. Quantification of K. xylinus Cells and BC Yield
2.3. The Changes in pH and Chemical Composition of PJ during Fermentation Process
2.4. The Role of Bacterial Strain and Presence of Sugars on BC Yield
2.5. Physicochemical Properties of BC Obtained from Potato Tuber Juice Medium
2.5.1. Macro- and Microstructure
2.5.2. Analysis of ATR-FTIR Spectra
2.5.3. Water-Related Properties, Density, and Mechanical Properties of BC
2.6. BC Cytotoxicity Screening
2.7. The In Vitro Activity of PJ-BC and HS-BC Soaked with Antimicrobial against Two Species of Opportunistic Pathogens
3. Materials and Methods
3.1. Preparation of Culture Medium
3.2. Determination of pH, Protein, and Carbohydrate Concentration in PJ Medium
3.3. Microorganisms and Culture Conditions
3.4. Determination of BC Yield
3.5. Quantification and Viability Assessment of K. xylinus Cells
3.6. Assessment of pH, Protein, Sucrose, Glucose, Fructose, and Gluconic Acid Concentration during BC Biosynthesis
3.7. Evaluation of Physical and Chemical Properties of BC Obtained from PJ Medium
3.7.1. Analysis of Microstructure Using Scanning Electron Microscopy (SEM)
3.7.2. Determination of Chemical Composition of BC Pellicles Using Attenuated Total Reflectance Fourier Transform Infrared (ATR-FTIR) Spectroscopy
3.7.3. Determination of Water Swelling Ratio
3.7.4. Determination of Water Holding Capacity
3.7.5. Determination of Density
3.7.6. Evaluation of Mechanical Properties
3.8. Cytotoxicity Screening
3.8.1. Extract Assay
3.8.2. Direct Contact Assay
3.8.3. Visualization of Fibroblast Viability
3.9. The In Vitro Activity of PJ-BC and HS-BC Soaked with Antimicrobial against Two Species of Opportunistic Pathogens
3.10. Statistical Analyses
4. Conclusions
Supplementary Materials
Author Contributions
Funding
Institutional Review Board Statement
Informed Consent Statement
Data Availability Statement
Conflicts of Interest
References
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Dry BC Yield (g/L) | |
---|---|
PJ:water dilution ratio 1:1 * | 4.26 ± 0.32 |
PJ:water dilution ratio 1:2 | 1.97 ± 0.11 |
PJ:water dilution ratio 2:1 | 2.27 ± 0.18 |
HS with 1% of ethanol | 4.28 ± 0.18 |
HS without ethanol | 2.04 ± 0.37 |
PJ with 1% of ethanol * | 4.26 ± 0.32 |
PJ without ethanol | 1.97 ± 0.53 |
non-centrifuged PJ medium containing starch solids (with 0.67 g/L starch content) | 1.689 ± 0.143 |
PJ medium prepared with decantation and centrifugation (with <0.1 g/L starch content) * | 4.26 ± 0.32 |
SR | WHC | EB | TS | |
---|---|---|---|---|
HS-BC | 299 ± 33 | 3.70 ± 1.24 | 20.0 ± 3.67 | 2.00 ± 0.26 |
PJ-BC | 298 ± 33 | 4.07 ± 1.45 | 19.80 ± 3.28 | 2.05 ± 0.23 |
Iα fraction | I.C.11370/2900 | I.C.21430/900 | ρ | |
HS-BC | 0.44 ± 0.013 | 1.62 ± 0.21 | 1.04 ± 0.06 | 1.55 ± 0.02 |
PJ-BC | 0.45 ± 0.018 | 1.57 ± 0.27 | 1.10 ± 0.11 | 1.49 ± 0.07 |
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Ciecholewska-Juśko, D.; Broda, M.; Żywicka, A.; Styburski, D.; Sobolewski, P.; Gorący, K.; Migdał, P.; Junka, A.; Fijałkowski, K. Potato Juice, a Starch Industry Waste, as a Cost-Effective Medium for the Biosynthesis of Bacterial Cellulose. Int. J. Mol. Sci. 2021, 22, 10807. https://doi.org/10.3390/ijms221910807
Ciecholewska-Juśko D, Broda M, Żywicka A, Styburski D, Sobolewski P, Gorący K, Migdał P, Junka A, Fijałkowski K. Potato Juice, a Starch Industry Waste, as a Cost-Effective Medium for the Biosynthesis of Bacterial Cellulose. International Journal of Molecular Sciences. 2021; 22(19):10807. https://doi.org/10.3390/ijms221910807
Chicago/Turabian StyleCiecholewska-Juśko, Daria, Michał Broda, Anna Żywicka, Daniel Styburski, Peter Sobolewski, Krzysztof Gorący, Paweł Migdał, Adam Junka, and Karol Fijałkowski. 2021. "Potato Juice, a Starch Industry Waste, as a Cost-Effective Medium for the Biosynthesis of Bacterial Cellulose" International Journal of Molecular Sciences 22, no. 19: 10807. https://doi.org/10.3390/ijms221910807
APA StyleCiecholewska-Juśko, D., Broda, M., Żywicka, A., Styburski, D., Sobolewski, P., Gorący, K., Migdał, P., Junka, A., & Fijałkowski, K. (2021). Potato Juice, a Starch Industry Waste, as a Cost-Effective Medium for the Biosynthesis of Bacterial Cellulose. International Journal of Molecular Sciences, 22(19), 10807. https://doi.org/10.3390/ijms221910807