Xylitol production by Candida parapsilosis under fed-batch culture

被引:8
作者
Furlan, SA
de Castro, HF
机构
[1] UNIVILLE, BR-89201972 Joinvile, SC, Brazil
[2] FAENQUIL, Dept Engn Quim, BR-12600000 Lorena, SP, Brazil
关键词
Candida parapsilosis; glucose; xylose; xylitol; fed-batch;
D O I
10.1590/S1516-89132001000200003
中图分类号
Q [生物科学];
学科分类号
07 ; 0710 ; 09 ;
摘要
Xylitol production by Candida parapsilosis was investigated under fed-batch cultivation, using single (xylose) or mixed (xylose and glucose) sugars as substrates. The presence of glucose in the medium induced the production of ethanol as secondary metabolite and improved specific rates of growth, xylitol formation and substrate consumption. Fractionated supply of the feed medium at constant sugar concentration did not promote any increase on the productivity compared to the single batch cultivation.
引用
收藏
页码:125 / 128
页数:4
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