Results 121 to 130 of about 4,178 (165)

Mutagenesis of Clostridium acetobutylicum

Journal of Applied Bacteriology, 1985
Mutagenesis of the obligate anaerobe Clostridium acetobutylicum was best accomplished using agents (e.g. ethyl methane sulphonate or N ‐methyl‐ N '‐nitro‐ N ...
S N, Bowring, J G, Morris
openaire   +2 more sources

Engineering Clostridium acetobutylicum for alcohol production

Journal of Biotechnology, 2013
While Clostridium acetobutylicum has been used for large-scale butanol production (ABE fermentation), its by-product acetone cannot be used as a biofuel. In this study, C. acetobutylicum was engineered for alcohol titers (butanol plus ethanol). The adc gene was inactivated to eliminate acetone production, and glutathione biosynthetic capability was ...
Hou, Xiaohu   +6 more
openaire   +3 more sources

Transfer of Tn1545 and Tn916 to Clostridium acetobutylicum

Plasmid, 1989
Tn1545, a conjugative transposon originally discovered in Streptococcus pneumoniae, has been transferred from Enterococcus faecalis and Bacillus subtilis to Clostridium acetobutylicum NCIB 8052. Transfer between different strains of C. acetobutylicum has also been observed. Insertion of Tn1545 into the C.
R C, Woolley   +4 more
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Initiation of endospore formation in Clostridium acetobutylicum

Anaerobe, 2004
Endospore formation in bacilli and clostridia shows remarkable similarities in morphology as well as in physiological and molecular biological cellular events. Major differences are the formation of clostridial stage cells and granulose accumulation in clostridia. In both genera, a cascade of sigma factors is activated after septation (by help of sigma(
Peter, Dürre, Concha, Hollergschwandner
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Pyruvate fermentation by Clostridium acetobutylicum

Biochemistry and Cell Biology, 1989
Clostridium acetobutylicum ATCC 824 using pyruvate as the sole carbon source produced mainly acetate and butyrate as end products of fermentation. Acetate and butyrate kinase activities were higher in cells growing in the presence of pyruvate than glucose, whereas the level of the acetoacetate decarboxylase, an enzyme involved in solvent formation ...
R, Janati-Idrissi   +4 more
openaire   +2 more sources

Transcriptomic studies of solventogenic clostridia, Clostridium acetobutylicum and Clostridium beijerinckii

Biotechnology Advances, 2022
Solventogenic clostridia are not a strictly defined group within the genus Clostridium but its representatives share some common features, i.e. they are anaerobic, non-pathogenic, non-toxinogenic and endospore forming bacteria. Their main metabolite is typically 1-butanol but depending on species and culture conditions, they can form other metabolites ...
Petra, Patakova   +6 more
openaire   +2 more sources

Engineering Cellulase Activity into Clostridium acetobutylicum

2012
Clostridium acetobutylicum produces substantial amounts of butanol, and an engineered cellulolytic strain of the bacterium would be an attractive candidate for biofuel production using consolidated bioprocessing. Recent studies have shown that this solventogenic bacterium can be used as a host for heterologous production and secretion of individual ...
Henri-Pierre, Fierobe   +2 more
openaire   +2 more sources

Fluoreszenzproteine in Clostridium acetobutylicum

2013
Derzeit gibt es nur wenige molekulare Werkzeuge, um die Genexpression biotechnologisch relevanter Clostridien gezielt zu modifizieren. Daher wurde in dieser Arbeit für den anaeroben Modellorganismus C. acetobutylicum ein neues Fluoreszenz-basiertes In-vivo-Reportersystem etabliert.
openaire   +1 more source

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