EFFECT OF EXTERNAL PH ON ETHANOL OXIDATION BY CANDIDA-UTILIS

被引:6
|
作者
PACA, J [1 ]
VOTRUBA, J [1 ]
机构
[1] CZECHOSLOVAK ACAD SCI, INST MICROBIOL, CS-14220 PRAGUE 4, CZECHOSLOVAKIA
关键词
D O I
10.1007/BF02884069
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
The external pH affects both ethanol and oxygen uptake rates by nongrowing cells of Candida utilis suspended either in distilled water or in phthalate buffer. The buffering properties of organic acids control the maximum rates of exogenous respiration and ethanol uptake. The substrate limitation of ethanol uptake rate and endogenous respiration rate increase proportionally with increasing hydrogen ion concentration in the medium.
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页码:478 / 484
页数:7
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