EXCRETION OF METABOLITES OF HYDROGEN BACTERIA .3. D(-)-3-HYDROXYBUTANOATE

被引:21
作者
VOLLBRECHT, D [1 ]
SCHLEGEL, HG [1 ]
机构
[1] GESELL STRAHLEN & UMWELTFORSCH MBH,MUNICH,FED REP GER
来源
EUROPEAN JOURNAL OF APPLIED MICROBIOLOGY AND BIOTECHNOLOGY | 1979年 / 7卷 / 03期
关键词
D O I
10.1007/BF00498020
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
D(-)-3-hydroxybutanoic acid was produced by a double mutant of Alcaligenes eutrophus, unable to synthesize poly-3-hydroxybutanoic acid and to utilize 3-hydroxybutanoate as a substrate. About 3.4 g of 3-hydroxybutanoate/l were produced under optimum conditions at pH 7.0 to 7.3, at a temperature of 30°C after exhaustion of ammonia and at restricted aeration rates allowing 10-12% of the maximum respiratory rate of the cells to occur. D(-)-3-hydroxybutanoic acid was identified by means of gas and ion exchange chromatography, IR-spectrometry and specific rotation. © 1979 Springer-Verlag.
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页码:259 / 266
页数:8
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