Fruit peels support higher yield and superior quality bacterial cellulose production

Verfasser / Beitragende:
[Jyoti Kumbhar, Jyutika Rajwade, Kishore Paknikar]
Ort, Verlag, Jahr:
2015
Enthalten in:
Applied Microbiology and Biotechnology, 99/16(2015-08-01), 6677-6691
Format:
Artikel (online)
ID: 605498407
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024 7 0 |a 10.1007/s00253-015-6644-8  |2 doi 
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245 0 0 |a Fruit peels support higher yield and superior quality bacterial cellulose production  |h [Elektronische Daten]  |c [Jyoti Kumbhar, Jyutika Rajwade, Kishore Paknikar] 
520 3 |a Fruit peels, also known as rinds or skins, are wastes readily available in large quantities. Here, we have used pineapple (PA) and watermelon (WM) peels as substrates in the culture media (containing 5% sucrose and 0.7% ammonium sulfate) for production of bacterial cellulose (BC). The bacterial culture used in the study, Komagataeibacter hansenii produced BC under static conditions as a pellicle at the air-liquid interface in standard Hestrin and Schramm (HS) medium. The yield obtained was ~3.0g/100ml (on a wet weight basis). The cellulosic nature of the pellicle was confirmed by CO2, H2O, N2, and SO2 (CHNS) analysis and Fourier transform infrared (FT-IR) spectroscopy. Scanning electron microscopy (SEM) and atomic force microscopy (AFM) of the pellicle revealed the presence of flat twisted ribbonlike fibrils (70-130nm wide). X-ray diffraction analysis proved its crystalline nature (matching cellulose I) with a crystallinity index of 67%. When K. hansenii was grown in PA and WM media, BC yields were threefolds or fourfolds higher than those obtained in HS medium. Interestingly, textural characterization tests (viz., SEM, crystallinity index, resilience, hardness, adhesiveness, cohesiveness, springiness, shear energy and stress, and energy required for puncturing the pellicle) proved that the quality of BC produced in PA and WM media was superior to the BC produced in HS medium. These findings demonstrate the utility of the newly designed media for getting higher yields and better quality of BC, which could make fermentative production of BC more attractive on a commercial scale. 
540 |a Springer-Verlag Berlin Heidelberg, 2015 
690 7 |a Komagataeibacter hansenii MCM B-967  |2 nationallicence 
690 7 |a Bacterial cellulose  |2 nationallicence 
690 7 |a Pineapple peels  |2 nationallicence 
690 7 |a Watermelon peels  |2 nationallicence 
690 7 |a Textural properties  |2 nationallicence 
700 1 |a Kumbhar  |D Jyoti  |u Centre for Nanobioscience, Agharkar Research Institute, G. G. Agarkar Road, 411 004, Pune, India  |4 aut 
700 1 |a Rajwade  |D Jyutika  |u Centre for Nanobioscience, Agharkar Research Institute, G. G. Agarkar Road, 411 004, Pune, India  |4 aut 
700 1 |a Paknikar  |D Kishore  |u Centre for Nanobioscience, Agharkar Research Institute, G. G. Agarkar Road, 411 004, Pune, India  |4 aut 
773 0 |t Applied Microbiology and Biotechnology  |d Springer Berlin Heidelberg  |g 99/16(2015-08-01), 6677-6691  |x 0175-7598  |q 99:16<6677  |1 2015  |2 99  |o 253 
856 4 0 |u https://doi.org/10.1007/s00253-015-6644-8  |q text/html  |z Onlinezugriff via DOI 
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900 7 |a Metadata rights reserved  |b Springer special CC-BY-NC licence  |2 nationallicence 
908 |D 1  |a research-article  |2 jats 
949 |B NATIONALLICENCE  |F NATIONALLICENCE  |b NL-springer 
950 |B NATIONALLICENCE  |P 856  |E 40  |u https://doi.org/10.1007/s00253-015-6644-8  |q text/html  |z Onlinezugriff via DOI 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Kumbhar  |D Jyoti  |u Centre for Nanobioscience, Agharkar Research Institute, G. G. Agarkar Road, 411 004, Pune, India  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Rajwade  |D Jyutika  |u Centre for Nanobioscience, Agharkar Research Institute, G. G. Agarkar Road, 411 004, Pune, India  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Paknikar  |D Kishore  |u Centre for Nanobioscience, Agharkar Research Institute, G. G. Agarkar Road, 411 004, Pune, India  |4 aut 
950 |B NATIONALLICENCE  |P 773  |E 0-  |t Applied Microbiology and Biotechnology  |d Springer Berlin Heidelberg  |g 99/16(2015-08-01), 6677-6691  |x 0175-7598  |q 99:16<6677  |1 2015  |2 99  |o 253