Microbial oil production from corncob acid hydrolysate by Trichosporon cutaneum

被引:48
作者
Chen, Xue-fang [1 ,2 ]
Huang, Chao [1 ]
Xiong, Lian [1 ,2 ]
Chen, Xin-de [1 ,2 ]
Ma, Long-long [1 ,2 ]
机构
[1] Chinese Acad Sci, Guangzhou Inst Energy Convers, Guangzhou 510640, Peoples R China
[2] Chinese Acad Sci, Key Lab Renewable Energy & Gas Hydrate, Guangzhou 510640, Peoples R China
关键词
Biodiesel; Corncob acid hydrolysate; Microbial oil; Trichosporon cutaneum; LIPID PRODUCTION; FERMENTANS;
D O I
10.1007/s10529-012-0869-8
中图分类号
Q81 [生物工程学(生物技术)]; Q93 [微生物学];
学科分类号
071005 ; 0836 ; 090102 ; 100705 ;
摘要
Corncob was treated by dilute H2SO4. The hydrolysate contained 45.7 g sugar/l. Without concentration or adding other nutrients, the hydrolysate, after being detoxified by overliming and adsorption with activated charcoal, was used for oil production using Trichosporon cutaneum. After 8 days' growth in shake-flasks, the biomass was 22.1 g/l with a lipid content of 36%. The lipid yield per mass of sugar was 17.4% (w/w). Corncob thus is a promising raw material for microbial oil production by this yeast.
引用
收藏
页码:1025 / 1028
页数:4
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