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Effect of organic carbon, C:N ratio and light on the growth and lipid productivity of microalgae/cyanobacteria coculture
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| Zeitschriftentitel: | Engineering in Life Sciences |
|---|---|
| Personen und Körperschaften: | , , , , |
| In: | Engineering in Life Sciences, 14, 2014, 1, S. 47-56 |
| Format: | E-Article |
| Sprache: | Englisch |
| veröffentlicht: |
Wiley
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| Schlagwörter: |
| author_facet |
Silaban, Athens Bai, Rong Gutierrez‐Wing, M. Teresa Negulescu, Ioan I. Rusch, Kelly A. Silaban, Athens Bai, Rong Gutierrez‐Wing, M. Teresa Negulescu, Ioan I. Rusch, Kelly A. |
|---|---|
| author |
Silaban, Athens Bai, Rong Gutierrez‐Wing, M. Teresa Negulescu, Ioan I. Rusch, Kelly A. |
| spellingShingle |
Silaban, Athens Bai, Rong Gutierrez‐Wing, M. Teresa Negulescu, Ioan I. Rusch, Kelly A. Engineering in Life Sciences Effect of organic carbon, C:N ratio and light on the growth and lipid productivity of microalgae/cyanobacteria coculture Bioengineering Environmental Engineering Biotechnology |
| author_sort |
silaban, athens |
| spelling |
Silaban, Athens Bai, Rong Gutierrez‐Wing, M. Teresa Negulescu, Ioan I. Rusch, Kelly A. 1618-0240 1618-2863 Wiley Bioengineering Environmental Engineering Biotechnology http://dx.doi.org/10.1002/elsc.201200219 <jats:p>Current culture methods based on monocultures under phototrophic regimes are prone to contamination, predation, and collapse. Native cultures of multiple species are adapted to the local conditions and are more robust against contamination and predation. Growth, lipid and biomass productivity of a <jats:styled-content style="fixed-case">L</jats:styled-content>ouisiana native coculture of microalgae (<jats:italic><jats:styled-content style="fixed-case">C</jats:styled-content>hlorella vulgaris)</jats:italic> and cyanobacteria (<jats:italic><jats:styled-content style="fixed-case">L</jats:styled-content>eptolyngbya</jats:italic> sp.) in heterotrophic and mixotrophic regimes were investigated. Dextrose and sodium acetate at <jats:styled-content style="fixed-case">C</jats:styled-content>:<jats:styled-content style="fixed-case">N</jats:styled-content> ratios of 15:1 and 30:1 under heterotrophic (dark) and mixotrophic (400 μmol m<jats:sup>−2</jats:sup> s<jats:sup>−1</jats:sup>) regimes were compared with autotrophic controls. The carbon source and <jats:styled-content style="fixed-case">C</jats:styled-content>:<jats:styled-content style="fixed-case">N</jats:styled-content> ratio impacted growth and biomass productivity. Mixotrophic cultures with sodium acetate (<jats:styled-content style="fixed-case">C</jats:styled-content>:<jats:styled-content style="fixed-case">N</jats:styled-content> 15:1) resulted in the highest mean biomass productivity (156 g m<jats:sup>−3</jats:sup> d<jats:sup>−1</jats:sup>) and neutral lipid productivity (24.07 g m<jats:sup>−3</jats:sup> d<jats:sup>−1</jats:sup>). The maximum net specific growth rate (<jats:styled-content style="fixed-case">U</jats:styled-content>) was higher (0.97 d<jats:sup>−1</jats:sup>) in mixotrophic cultures with dextrose (<jats:styled-content style="fixed-case">C</jats:styled-content>:<jats:styled-content style="fixed-case">N</jats:styled-content> 15:1) but could not be sustained resulting in lower total biomass than in mixotrophic cultures with acetate (<jats:styled-content style="fixed-case">C</jats:styled-content>:<jats:styled-content style="fixed-case">N</jats:styled-content> 15:1), with a <jats:styled-content style="fixed-case">U</jats:styled-content> of 0.67 d<jats:sup>−1</jats:sup>. The ability of the <jats:styled-content style="fixed-case">L</jats:styled-content>ouisiana coculture to use organic carbon for biomass and lipid production makes it a viable feedstock for biofuels and bioproducts.</jats:p> Effect of organic carbon, <scp>C</scp>:<scp>N</scp> ratio and light on the growth and lipid productivity of microalgae/cyanobacteria coculture Engineering in Life Sciences |
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10.1002/elsc.201200219 |
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Wiley, 2014 |
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Engineering in Life Sciences |
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49 |
| title |
Effect of organic carbon, C:N ratio and light on the growth and lipid productivity of microalgae/cyanobacteria coculture |
| title_unstemmed |
Effect of organic carbon, C:N ratio and light on the growth and lipid productivity of microalgae/cyanobacteria coculture |
| title_full |
Effect of organic carbon, C:N ratio and light on the growth and lipid productivity of microalgae/cyanobacteria coculture |
| title_fullStr |
Effect of organic carbon, C:N ratio and light on the growth and lipid productivity of microalgae/cyanobacteria coculture |
| title_full_unstemmed |
Effect of organic carbon, C:N ratio and light on the growth and lipid productivity of microalgae/cyanobacteria coculture |
| title_short |
Effect of organic carbon, C:N ratio and light on the growth and lipid productivity of microalgae/cyanobacteria coculture |
| title_sort |
effect of organic carbon, <scp>c</scp>:<scp>n</scp> ratio and light on the growth and lipid productivity of microalgae/cyanobacteria coculture |
| topic |
Bioengineering Environmental Engineering Biotechnology |
| url |
http://dx.doi.org/10.1002/elsc.201200219 |
| publishDate |
2014 |
| physical |
47-56 |
| description |
<jats:p>Current culture methods based on monocultures under phototrophic regimes are prone to contamination, predation, and collapse. Native cultures of multiple species are adapted to the local conditions and are more robust against contamination and predation. Growth, lipid and biomass productivity of a <jats:styled-content style="fixed-case">L</jats:styled-content>ouisiana native coculture of microalgae (<jats:italic><jats:styled-content style="fixed-case">C</jats:styled-content>hlorella vulgaris)</jats:italic> and cyanobacteria (<jats:italic><jats:styled-content style="fixed-case">L</jats:styled-content>eptolyngbya</jats:italic> sp.) in heterotrophic and mixotrophic regimes were investigated. Dextrose and sodium acetate at <jats:styled-content style="fixed-case">C</jats:styled-content>:<jats:styled-content style="fixed-case">N</jats:styled-content> ratios of 15:1 and 30:1 under heterotrophic (dark) and mixotrophic (400 μmol m<jats:sup>−2</jats:sup> s<jats:sup>−1</jats:sup>) regimes were compared with autotrophic controls. The carbon source and <jats:styled-content style="fixed-case">C</jats:styled-content>:<jats:styled-content style="fixed-case">N</jats:styled-content> ratio impacted growth and biomass productivity. Mixotrophic cultures with sodium acetate (<jats:styled-content style="fixed-case">C</jats:styled-content>:<jats:styled-content style="fixed-case">N</jats:styled-content> 15:1) resulted in the highest mean biomass productivity (156 g m<jats:sup>−3</jats:sup> d<jats:sup>−1</jats:sup>) and neutral lipid productivity (24.07 g m<jats:sup>−3</jats:sup> d<jats:sup>−1</jats:sup>). The maximum net specific growth rate (<jats:styled-content style="fixed-case">U</jats:styled-content>) was higher (0.97 d<jats:sup>−1</jats:sup>) in mixotrophic cultures with dextrose (<jats:styled-content style="fixed-case">C</jats:styled-content>:<jats:styled-content style="fixed-case">N</jats:styled-content> 15:1) but could not be sustained resulting in lower total biomass than in mixotrophic cultures with acetate (<jats:styled-content style="fixed-case">C</jats:styled-content>:<jats:styled-content style="fixed-case">N</jats:styled-content> 15:1), with a <jats:styled-content style="fixed-case">U</jats:styled-content> of 0.67 d<jats:sup>−1</jats:sup>. The ability of the <jats:styled-content style="fixed-case">L</jats:styled-content>ouisiana coculture to use organic carbon for biomass and lipid production makes it a viable feedstock for biofuels and bioproducts.</jats:p> |
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| author | Silaban, Athens, Bai, Rong, Gutierrez‐Wing, M. Teresa, Negulescu, Ioan I., Rusch, Kelly A. |
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| description | <jats:p>Current culture methods based on monocultures under phototrophic regimes are prone to contamination, predation, and collapse. Native cultures of multiple species are adapted to the local conditions and are more robust against contamination and predation. Growth, lipid and biomass productivity of a <jats:styled-content style="fixed-case">L</jats:styled-content>ouisiana native coculture of microalgae (<jats:italic><jats:styled-content style="fixed-case">C</jats:styled-content>hlorella vulgaris)</jats:italic> and cyanobacteria (<jats:italic><jats:styled-content style="fixed-case">L</jats:styled-content>eptolyngbya</jats:italic> sp.) in heterotrophic and mixotrophic regimes were investigated. Dextrose and sodium acetate at <jats:styled-content style="fixed-case">C</jats:styled-content>:<jats:styled-content style="fixed-case">N</jats:styled-content> ratios of 15:1 and 30:1 under heterotrophic (dark) and mixotrophic (400 μmol m<jats:sup>−2</jats:sup> s<jats:sup>−1</jats:sup>) regimes were compared with autotrophic controls. The carbon source and <jats:styled-content style="fixed-case">C</jats:styled-content>:<jats:styled-content style="fixed-case">N</jats:styled-content> ratio impacted growth and biomass productivity. Mixotrophic cultures with sodium acetate (<jats:styled-content style="fixed-case">C</jats:styled-content>:<jats:styled-content style="fixed-case">N</jats:styled-content> 15:1) resulted in the highest mean biomass productivity (156 g m<jats:sup>−3</jats:sup> d<jats:sup>−1</jats:sup>) and neutral lipid productivity (24.07 g m<jats:sup>−3</jats:sup> d<jats:sup>−1</jats:sup>). The maximum net specific growth rate (<jats:styled-content style="fixed-case">U</jats:styled-content>) was higher (0.97 d<jats:sup>−1</jats:sup>) in mixotrophic cultures with dextrose (<jats:styled-content style="fixed-case">C</jats:styled-content>:<jats:styled-content style="fixed-case">N</jats:styled-content> 15:1) but could not be sustained resulting in lower total biomass than in mixotrophic cultures with acetate (<jats:styled-content style="fixed-case">C</jats:styled-content>:<jats:styled-content style="fixed-case">N</jats:styled-content> 15:1), with a <jats:styled-content style="fixed-case">U</jats:styled-content> of 0.67 d<jats:sup>−1</jats:sup>. The ability of the <jats:styled-content style="fixed-case">L</jats:styled-content>ouisiana coculture to use organic carbon for biomass and lipid production makes it a viable feedstock for biofuels and bioproducts.</jats:p> |
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| spelling | Silaban, Athens Bai, Rong Gutierrez‐Wing, M. Teresa Negulescu, Ioan I. Rusch, Kelly A. 1618-0240 1618-2863 Wiley Bioengineering Environmental Engineering Biotechnology http://dx.doi.org/10.1002/elsc.201200219 <jats:p>Current culture methods based on monocultures under phototrophic regimes are prone to contamination, predation, and collapse. Native cultures of multiple species are adapted to the local conditions and are more robust against contamination and predation. Growth, lipid and biomass productivity of a <jats:styled-content style="fixed-case">L</jats:styled-content>ouisiana native coculture of microalgae (<jats:italic><jats:styled-content style="fixed-case">C</jats:styled-content>hlorella vulgaris)</jats:italic> and cyanobacteria (<jats:italic><jats:styled-content style="fixed-case">L</jats:styled-content>eptolyngbya</jats:italic> sp.) in heterotrophic and mixotrophic regimes were investigated. Dextrose and sodium acetate at <jats:styled-content style="fixed-case">C</jats:styled-content>:<jats:styled-content style="fixed-case">N</jats:styled-content> ratios of 15:1 and 30:1 under heterotrophic (dark) and mixotrophic (400 μmol m<jats:sup>−2</jats:sup> s<jats:sup>−1</jats:sup>) regimes were compared with autotrophic controls. The carbon source and <jats:styled-content style="fixed-case">C</jats:styled-content>:<jats:styled-content style="fixed-case">N</jats:styled-content> ratio impacted growth and biomass productivity. Mixotrophic cultures with sodium acetate (<jats:styled-content style="fixed-case">C</jats:styled-content>:<jats:styled-content style="fixed-case">N</jats:styled-content> 15:1) resulted in the highest mean biomass productivity (156 g m<jats:sup>−3</jats:sup> d<jats:sup>−1</jats:sup>) and neutral lipid productivity (24.07 g m<jats:sup>−3</jats:sup> d<jats:sup>−1</jats:sup>). The maximum net specific growth rate (<jats:styled-content style="fixed-case">U</jats:styled-content>) was higher (0.97 d<jats:sup>−1</jats:sup>) in mixotrophic cultures with dextrose (<jats:styled-content style="fixed-case">C</jats:styled-content>:<jats:styled-content style="fixed-case">N</jats:styled-content> 15:1) but could not be sustained resulting in lower total biomass than in mixotrophic cultures with acetate (<jats:styled-content style="fixed-case">C</jats:styled-content>:<jats:styled-content style="fixed-case">N</jats:styled-content> 15:1), with a <jats:styled-content style="fixed-case">U</jats:styled-content> of 0.67 d<jats:sup>−1</jats:sup>. The ability of the <jats:styled-content style="fixed-case">L</jats:styled-content>ouisiana coculture to use organic carbon for biomass and lipid production makes it a viable feedstock for biofuels and bioproducts.</jats:p> Effect of organic carbon, <scp>C</scp>:<scp>N</scp> ratio and light on the growth and lipid productivity of microalgae/cyanobacteria coculture Engineering in Life Sciences |
| spellingShingle | Silaban, Athens, Bai, Rong, Gutierrez‐Wing, M. Teresa, Negulescu, Ioan I., Rusch, Kelly A., Engineering in Life Sciences, Effect of organic carbon, C:N ratio and light on the growth and lipid productivity of microalgae/cyanobacteria coculture, Bioengineering, Environmental Engineering, Biotechnology |
| title | Effect of organic carbon, C:N ratio and light on the growth and lipid productivity of microalgae/cyanobacteria coculture |
| title_full | Effect of organic carbon, C:N ratio and light on the growth and lipid productivity of microalgae/cyanobacteria coculture |
| title_fullStr | Effect of organic carbon, C:N ratio and light on the growth and lipid productivity of microalgae/cyanobacteria coculture |
| title_full_unstemmed | Effect of organic carbon, C:N ratio and light on the growth and lipid productivity of microalgae/cyanobacteria coculture |
| title_short | Effect of organic carbon, C:N ratio and light on the growth and lipid productivity of microalgae/cyanobacteria coculture |
| title_sort | effect of organic carbon, <scp>c</scp>:<scp>n</scp> ratio and light on the growth and lipid productivity of microalgae/cyanobacteria coculture |
| title_unstemmed | Effect of organic carbon, C:N ratio and light on the growth and lipid productivity of microalgae/cyanobacteria coculture |
| topic | Bioengineering, Environmental Engineering, Biotechnology |
| url | http://dx.doi.org/10.1002/elsc.201200219 |