Ethanol production by a mixed culture of flocculent strains of Zymomonas mobilis and Saccharomyces sp

被引:22
作者
Abate, C [1 ]
Callieri, D [1 ]
Rodriguez, E [1 ]
Garro, O [1 ]
机构
[1] PROIMI,RA-4000 S MIGUEL TUCUMAN,TUCUMAN,ARGENTINA
关键词
D O I
10.1007/s002530050732
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
Pure and mixed cultures of Zymomonas mobilis and Saccharomyces sp. were tested for the production of ethanol using sucrose as the carbon source. Both strains, isolated from spontaneously fermenting sugar-cane juice, are flocculent and alcohol-tolerant. The best results were obtained using a mixed culture, with a yield of 0.5 g ethanol/g sugar consumed and a volumetric productivity of 1.5 g ethanol l(-1) h(-1). No levan was produced even if a sucrose-based medium was used.
引用
收藏
页码:580 / 583
页数:4
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