Succinic acid biosynthesis from cane molasses under low pH by Actinobacillus succinogenes immobilized in luffa sponge matrices
文献类型:期刊论文
作者 | Cao, Weifeng1; Wang, Yujue1,2; Luo, Jianquan1,2; Yin, Junxiang3; Xing, Jianmin1; Wan, Yinhua1,2 |
刊名 | BIORESOURCE TECHNOLOGY
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出版日期 | 2018-11-01 |
卷号 | 268页码:45-51 |
关键词 | Cane Molasses Luffa Sponge Matrices Succinic Acid Repeated Batch Culture Actinobacillus Succinogenes |
ISSN号 | 0960-8524 |
DOI | 10.1016/j.biortech.2018.06.075 |
英文摘要 | Succinic acid (SA) production by Actinobacillus succinogenes 130Z using cane molasses as a low cost carbon source was developed. With molasses pretreated by 150 kDa membrane, the highest SA concentration (45.6 g/L), productivity (1.27 g/L.h) and yield (0.76 g SA/g sugars) were obtained under an optimal pH 6.4, which were increased by 1.04 folds compared to those with model sugar mixture due to the effect of vitamins in molasses. Meanwhile, the ratio of sugars in the cane molasses had little effect on SA production. To further enhance SA productivity, the cells were immobilized in luffa sponge matrices (LSM), and repeated batch cultures were carried out for 5 cycles, demonstrating a stable and reliable long-term performance. Compared with the batch culture, the SA productivity enhanced by 49.6% in the LSM system with repeated batch culture. These results suggest that the cell immobilization approach is promising for industrial applications. |
WOS关键词 | Fibrous Bed Bioreactor ; Fed-batch Fermentation ; Corn Steep Liquor ; Filtration Behavior ; Lactococcus-lactis ; Mixed Sugars ; Succiniciproducens ; Hydrolysate ; Sucrose ; Cells |
资助项目 | Beijing Natural Science Foundation, China[5182025] ; National Natural Science Foundation of China, China[21406240] ; National High Technology Research and Development Program of China, United States[2015AA021002] ; National High Technology Research and Development Program of China, United States[2014AA021005] |
WOS研究方向 | Agriculture ; Biotechnology & Applied Microbiology ; Energy & Fuels |
语种 | 英语 |
WOS记录号 | WOS:000445043600006 |
出版者 | ELSEVIER SCI LTD |
资助机构 | Beijing Natural Science Foundation, China ; National Natural Science Foundation of China, China ; National High Technology Research and Development Program of China, United States |
源URL | [http://ir.ipe.ac.cn/handle/122111/25972] ![]() |
专题 | 中国科学院过程工程研究所 |
通讯作者 | Wan, Yinhua |
作者单位 | 1.Chinese Acad Sci, Inst Proc Engn, State Key Lab Biochem Engn, Beijing 100190, Peoples R China 2.Chinese Acad Sci, Univ Chinese Acad Sci, Beijing 100049, Peoples R China 3.China Natl Ctr Biotechnol Dev, Beijing 100036, Peoples R China |
推荐引用方式 GB/T 7714 | Cao, Weifeng,Wang, Yujue,Luo, Jianquan,et al. Succinic acid biosynthesis from cane molasses under low pH by Actinobacillus succinogenes immobilized in luffa sponge matrices[J]. BIORESOURCE TECHNOLOGY,2018,268:45-51. |
APA | Cao, Weifeng,Wang, Yujue,Luo, Jianquan,Yin, Junxiang,Xing, Jianmin,&Wan, Yinhua.(2018).Succinic acid biosynthesis from cane molasses under low pH by Actinobacillus succinogenes immobilized in luffa sponge matrices.BIORESOURCE TECHNOLOGY,268,45-51. |
MLA | Cao, Weifeng,et al."Succinic acid biosynthesis from cane molasses under low pH by Actinobacillus succinogenes immobilized in luffa sponge matrices".BIORESOURCE TECHNOLOGY 268(2018):45-51. |
入库方式: OAI收割
来源:过程工程研究所
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