混菌发酵降解茶皂素的条件优化 |
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作者姓名: | 黄浦 肖瑜 覃妍 梁美娜 唐沈 易茗 朱芸 |
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作者单位: | 桂林理工大学,桂林理工大学,桂林理工大学,桂林理工大学,桂林理工大学,桂林理工大学,桂林理工大学 |
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基金项目: | 中文 资助项目:广西矿冶与环境科学实验中心(Guangxi Scientific Experiment Center of Mining, Metallurgy and Environment),广西危险废物处置产业化人才小高地” (The Guangxi Talent |
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摘 要: | 以茶皂素为研究对象,以茶皂素的降解率为评价指标,利用地衣芽孢杆菌与铜绿假单胞菌混合发酵降解茶皂素,分别探讨接种比例、发酵时间、发酵温度、摇床转速及接种量对其降解的影响,再通过曲面响应设计实验对发酵条件进行优化。结果表明,影响降解率显著性次序为:发酵时间>发酵温度>接种量>摇床转速>接种比例,得到最佳的优化条件为:混菌接种比例1:2(v/v),发酵时间12.8d,发酵温度30.68℃,摇床转速150r/min,接种量为8.81%,在此条件下进行发酵,茶皂素的降解率达到(73.76±0.63)%。说明混菌对茶皂素的降解有着较明显的效果。
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关 键 词: | 地衣芽孢杆菌 铜绿假单胞菌 混菌发酵 茶皂素 条件优化 |
收稿时间: | 2017/11/13 0:00:00 |
修稿时间: | 2017/11/13 0:00:00 |
Optimum Conditions for Mixed Bacteria Degradation on Tea Saponin |
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Authors: | HUANG Pu XIAO Yu QIN Yan LIANG Mein TANG Shen YI Ming and ZHU Yun |
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Affiliation: | Guangxi Key Laboratory of Environmental Pollution Control Theory and Technology, Guilin University of Technology,Guangxi Key Laboratory of Environmental Pollution Control Theory and Technology, Guilin University of Technology,Guangxi Key Laboratory of Environmental Pollution Control Theory and Technology, Guilin University of Technology,Guangxi Key Laboratory of Environmental Pollution Control Theory and Technology, Guilin University of Technology,Guangxi Key Laboratory of Environmental Pollution Control Theory and Technology, Guilin University of Technology,Guangxi Key Laboratory of Environmental Pollution Control Theory and Technology, Guilin University of Technology,Guangxi Key Laboratory of Environmental Pollution Control Theory and Technology, Guilin University of Technology |
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Abstract: | |
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Keywords: | Bacillus licheniformis Pseudomonas aeruginosa mixed bacterium fermentation tea saponin conditions optimized |
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