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Breeding Yeast by Acclimatization Evolution in PDMS Membrane Bioreactor
Author(s): DING Wen-wu, TANG Xiao-yu, FU Sheng-wei, DENG Ke-wang, JIANG Yan-dong, YUAN Lin, XIAO Ze-yi
Pages: 161-
165,171
Year: 2011
Issue:
2
Journal: Journal of Sichuan University(Engineering Science Edition)
Keyword: 膜生物反应器; 酵母; 筛选; 驯化;
Abstract: 从水果中筛选出一株野生型酵母S3,并将其运用于膜牛物反应器封闭循环乙醇发酵.运用酵母S3进行了3次摇瓶发酵实验,得到细胞浓度、乙醇产率以及葡萄糖转化率的最大值分别为:5.37g/L,1.90g/(L·h),87.9%;将S3菌株接人膜牛物反应器封闭循环发酵系统,进行了524.4 h的封闭循环发酵实验,整个发酵过程乙醇产率为1.48g/(L·h).葡萄糖消耗速率为3.55g/(L·h),发酵结束时,...
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