Clostridium acetobutylicum
Fermentation of oxidized hexose derivatives by Clostridium acetobutylicum
... bacterium Clostridium acetobutylicum is an excellent candidate to perform this task due to its abilities to use a wide variety of carbohydrates and to produce fuels in the form of hydrogen gas, ethanol, and ...
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Exponential Growth and Solvents-Production of Clostridium acetobutylicum ATCC 824 on TYA Media Containing Sucrose and Glucose as Different Sole Carbon Sources
... Abstract: Clostridium acetobutylicum ATCC 824 is a solventogenic, obligate anaerobic bacterium that can grow on various types of carbohydrates and are capable of producing ...study, Clostridium ...
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Metabolic engineering of clostridium acetobutylicum for the production of fuels and chemicals
... An operon comprising two genes, CA_P0037 and CA_P0036, which encode proteins of unknown function that were previously shown to be highly expressed in acidogenic cells and repressed in solventogenic and alcohologenic ...
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Enhanced Butanol Production Obtained by Reinforcing the Direct Butanol Forming Route in Clostridium acetobutylicum
... ABSTRACT Butanol is an important industrial solvent and advanced biofuel that can be produced by biphasic fermentation by Clostridium acetobutylicum. It has been known that acetate and butyrate first formed ...
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Clostridium acetobutylicum grows vegetatively in a biofilm rich in heteropolysaccharides and cytoplasmic proteins
... C. acetobutylicum in biofilm: elimination of sporulation and vegetative ...C. acetobutylicum cells rather than commonly assumed spore- forming cells were essentially the solvent-forming ...C. ...
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Cap0037, a Novel Global Regulator of Clostridium acetobutylicum Metabolism
... into Clostridium acetobutylicum ⌬ cac1502 ⌬ upp by electropora- tion without prior methylation (25), and the transformants were selected on an RCA plate at a pH of ...
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Introducing a single secondary alcohol dehydrogenase into butanol-tolerant Clostridium acetobutylicum Rh8 switches ABE fermentation to high level IBE fermentation
... C. acetobutylicum Rh8 is a butanol-tolerant mutant with higher solvent production capability, which could con- vert 7–8 g/l acetone to isopropanol completely when overexpressing the secondary alcohol dehydrogenase ...
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Secretion and assembly of functional mini cellulosomes from synthetic chromosomal operons in Clostridium acetobutylicum ATCC 824
... C. acetobutylicum secretes xylan-degrading enzymes [11], although it is unable to utilise this polysaccharide efficiently ...C. acetobutylicum can grow on cellobiose and amorphous cellulose [11,12], they ...
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The putative influence of the agr operon upon survival mechanisms used by Clostridium acetobutylicum
... bacterium Clostridium acetobutylicum produces acids as an energy-yielding process during exponential ...C. acetobutylicum with that of Staphylococcus aureus in order to investigate why the ...
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Integrated intracellular metabolic profiling and pathway analysis approaches reveal complex metabolic regulation by Clostridium acetobutylicum
... Background: Clostridium acetobutylicum is one of the most important butanol producing strains. However, environ- mental stress in the fermentation process usually leads to a lower yield, seriously hampering ...
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Pleiotropic regulation of a glucose-specific PTS in Clostridium acetobutylicum for high-efficient butanol production from corn stover without detoxification
... Background: Corn stover (CS) is evaluated as the most favorable candidate feedstock for butanol production via microbial acetone–butanol–ethanol (ABE) fermentation by Clostridium acetobutylicum. By ...
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Complex and extensive post-transcriptional regulation revealed by integrative proteomic and transcriptomic analysis of metabolite stress response in Clostridium acetobutylicum
... Clostridium acetobutylicum is a model organism for the acetone, butanol, and ethanol (ABE) fermentation and for clostridial biology in ...C. acetobutylicum has the ability to ferment a very large ...
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Mutant generation by allelic exchange and genome resequencing of the biobutanol organism Clostridium acetobutylicum ATCC 824
... Background: Clostridium acetobutylicum represents a paradigm chassis for the industrial production of the biofuel biobutanol and a focus for metabolic ...pathogen Clostridium difficile based on the ...
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Impact of iron reduction on the metabolism of Clostridium acetobutylicum
... bacterium Clostridium acetobutylicum as a Gram-positive model organism for acetone – butanol – ethanol (ABE) fermentation and harness its ability to reduce iron and contaminant heavy metals (Jones and ...
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Omics-based analyses revealed metabolic responses of Clostridium acetobutylicum to lignocellulose-derived inhibitors furfural, formic acid and phenol stress for butanol fermentation
... The traditional acetone–butanol–ethanol (ABE) fermen- tation based on Clostridium acetobutylicum is ranked as the second largest in industrial fermentation, behind bioethanol production. Biobutanol, a ...
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A Quantitative System Scale Characterization of the Metabolism of Clostridium acetobutylicum
... bacterium Clostridium acetobutylicum, a microorganism used for the industrial production of ...C. acetobutylicum to develop a commercial process for the production of ...
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A comparison of three pH control methods for revealing effects of undissociated butyric acid on specific butanol production rate in batch fermentation of Clostridium acetobutylicum
... with Clostridium acetobutylicum is A: B: E = ...C. acetobutylicum is divided into two distinct phases: rapid cell growth and production of butyric acids take place in a first acidogenic phase ...
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Arabinose-Induced Catabolite Repression as a Mechanism for Pentose Hierarchy Control in Clostridium acetobutylicum ATCC 824
... bacterium Clostridium acetobu- tylicum is a promising alternative source to fossil fuel-derived ...C. acetobutylicum and suggest that arabinose can activate carbon catabolite repression via ...
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Construction of a restriction-less, marker-less mutant useful for functional genomic and metabolic engineering of the biofuel producer Clostridium acetobutylicum
... CA_C3535 encoded a 993 amino acid protein with a calculated molecular mass of 116,842 Da. The amino acid sequence analysis revealed high similarities with two restriction endonucleases: AcuI from Acinetobac- ter ...
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Engineering Clostridium acetobutylicum to permit simultaneous utilization of glucose and xylose: elimination of carbon catabolite repression
... C. acetobutylicum shares 63% similarity at the amino acid level with CcpA from ...C. acetobutylicum has not been solved, structural characterization of several members of this family is available, including ...
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