THE ENERGETICS OF BACTERIAL-GROWTH - A REASSESSMENT

被引:44
作者
NEIJSSEL, OM
DEMATTOS, MJT
机构
[1] Department of Microbiology, E. C. Slater Institute, BioCentrum Amsterdam, University of Amsterdam, Amsterdam, 1018 WS
关键词
D O I
10.1111/j.1365-2958.1994.tb00413.x
中图分类号
Q5 [生物化学]; Q7 [分子生物学];
学科分类号
071010 ; 081704 ;
摘要
The growth yield of microbial cultures can be used to estimate the efficiency of energy generation during a fermentation or respiration. in the past, the assessment of this efficiency in organisms carrying out a respiration has been the subject of many heated debates. This has partly been caused by the complexity of microbial respiratory chains. Strains of Escherichia coli specifically modified in their respiratory chain have been used recently to re-evaluate the energetic efficiency of the bacterial respiration using chemostat cultures. The different strains indeed show different growth efficiencies. The physiological significance of energetically less-efficient branches of the respiratory chain is discussed.
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页码:179 / 182
页数:4
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