Autolysis of Clostridium acetobutylicum ATCC 824 [PDF]
The optimum conditions for autolysis of Clostridium acetobutylicum ATCC 824 were determined. Autolysis was optimal at pH 6.3 and 55 degrees C in 0.1 M-sodium acetate/phosphate buffer. The ability of cells to autolyse decreased sharply at the end of the exponential phase of growth.
Croux, Christian +3 more
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Apple pomace as an alternative substrate for butanol production
Butanol-producing strains Clostridium sp. UCM B-7570 and C. acetobutylicum UCM B-7407 were used for research from “Collection of strains of microorganisms and plant lines for food and agricultural biotechnology” of the Institute of Food Biotechnology and
Olena Tigunova +2 more
doaj +1 more source
Enhancing Butanol Production under the Stress Environments of Co-Culturing Clostridium acetobutylicum/Saccharomyces cerevisiae Integrated with Exogenous Butyrate Addition. [PDF]
In this study, an efficient acetone-butanol-ethanol (ABE) fermentation strategy integrating Clostridium acetobutylicum/Saccharomyces cerevisiae co-culturing system with exogenous butyrate addition, was proposed and experimentally conducted.
Hongzhen Luo +8 more
doaj +1 more source
Oxygen and the Growth and Metabolism of Clostridium acetobutylicum [PDF]
Summary: Clostridium acetobutylicum has been studied during batch cultivation at pH 7 and 35° in a glucose + casein hydrolysate + vitamins and salts medium kept (i) anaerobic (E h, – 400 to – 370 mV), (ii) aerated (E h, – 50 to 0 mV; dissolved O2, < 1 μM), and (iii) aerobic (E h, + 100 mV; dissolved O2, 40 to 50 μM).
R W, O'Brien, J G, Morris
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Transcriptional organization of the Clostridium acetobutylicum genome [PDF]
Prokaryotic genes are frequently organized in multicistronic operons (or transcriptional units, TUs), and usually the regulatory motifs for the whole TU are located upstream of the first TU gene. Although the number of sequenced genomes has increased dramatically, experimental information on TU organization is extremely limited.
Carlos J, Paredes +2 more
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Exploring the Influence of pH on the Dynamics of Acetone–Butanol–Ethanol Fermentation
Clostridium acetobutylicum is an anaerobic bacterium that is extensively studied for its ability to produce butanol. Over the past two decades, various genetic and metabolic engineering approaches have been used to investigate the physiology and ...
Manish Kumar +2 more
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Exploring Co-fermentation of Glucose and Galactose using and for Biofuels
There is growing interest to produce fuels from algae, namely the third generation biofuel. Galactose and glucose are basic chemicals for many red macroalgae, but fermentation of the mixed sugars may suffer significant glucose repression using yeast ...
Mi Tang +6 more
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Xylanolytic Activity of Clostridium acetobutylicum [PDF]
Of 20 strains of Clostridium spp. screened, 17 hydrolyzed larch wood xylan. Two strains of Clostridium acetobutylicum, NRRL B527 and ATCC 824, hydrolyzed xylan but failed to grow on solid media with larch xylan as the sole carbon source; however, strain ATCC 824 was subsequently found to grow
S F, Lee, C W, Forsberg, L N, Gibbins
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Background Clostridium acetobutylicum has been used to produce butanol in industry. Catabolite control protein A (CcpA), known to mediate carbon catabolite repression (CCR) in low GC gram-positive bacteria, has been identified and characterized in C ...
Ren Cong +6 more
doaj +1 more source
Butanol Production by Clostridium acetobutylicum NCIMB 13357 Utilizing Yeast Industry Wastewater as a Fermentation Medium [PDF]
Increasing fuel costs and global environmental concerns have aggravated the search for renewable energy. Significant progress for biofuels production by microorganisms using many types of industrial and agricultural wastes has been achieved.
Illayan Massadeh Muhannad +5 more
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