Results 41 to 50 of about 117,488 (208)

Production of methyl ethyl ketone from biomass using a hybrid biochemical/catalytic approach

open access: yes, 2013
The recent demand for sustainable routes to fuels and chemicals has led to an increased amount of research in conversion of natural resources. A potential approach for conversion of biomass to fuels and chemicals is to combine biochemical and chemical ...
Vadlani, Praveen V.   +3 more
core   +1 more source

Deletion of meso-2,3-butanediol dehydrogenase gene bud C for enhanced D-2,3-butanediol production in Bacillus licheniformis [PDF]

open access: yesBiotechnology for Biofuels, 2014
D-2,3-butanediol has many industrial applications such as chiral reagents, solvents, anti-freeze agents, and low freezing point fuels. Traditional D-2,3-butanediol producing microorganisms, such as Klebsiella pneumonia and K. xoytoca, are pathogenic and not capable of producing D-2,3-butanediol at high optical purity.
Qi, Gaofu   +7 more
openaire   +2 more sources

Improved xylose tolerance and 2,3-butanediol production of Klebsiella pneumoniae by directed evolution of rpoD and the mechanisms revealed by transcriptomics

open access: yesBiotechnology for Biofuels, 2018
Background The biological production of 2,3-butanediol from xylose-rich raw materials from Klebsiella pneumoniae is a low-cost process. RpoD, an encoding gene of the sigma factor, is the key element in global transcription machinery engineering and has ...
Xue-Wu Guo   +7 more
doaj   +1 more source

Cyanobacterial conversion of carbon dioxide to 2,3-butanediol [PDF]

open access: yesProceedings of the National Academy of Sciences, 2013
Conversion of CO 2 for the synthesis of chemicals by photosynthetic organisms is an attractive target for establishing independence from fossil reserves. However, synthetic pathway construction in cyanobacteria is still in its infancy compared with model fermentative organisms. Here we systematically developed the 2,
John W K, Oliver   +3 more
openaire   +2 more sources

Asking the 5 W's for designing next‐generation bioprocessing

open access: yesAIChE Journal, EarlyView.
Abstract Biotechnology is expanding beyond traditional, centralized fermentation and toward next‐generation bioprocessing paradigms that emphasize flexible deployment outside the laboratory with application‐specific performance. However, many bioprocesses fail to translate beyond proof‐of‐concept into industrially viable systems because early design ...
Sangdo Yook   +4 more
wiley   +1 more source

Produção de acetoína e 2,3-butanodiol por Bacillus polymyxa [PDF]

open access: yes, 2007
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro Tecnológico. Programa de Pós-Graduação em Engenharia QuímicaO presente trabalho tem como objetivo estudar a influência da fonte de nitrogênio, pH e transferência de oxigênio no ...
Mariotto, Juliana Ribeiro
core  

MOESM1 of Engineering Corynebacterium glutamicum for the production of 2,3-butanediol

open access: yes, 2016
Additional file 1. Figure S1. Plasmid maps of pEKEx2-als,aldB,butA and of pEKEx2-als,aldB, Ptuf butA. Figure S2. Growth curves and pH profiles of the 2,3-butanediol producer and parental strains, grown in 2×TY medium for 30 h at 160 rpm and 30 °C. Figure
Ana Carvalho (205439)   +6 more
core   +1 more source

Aliphatic Polyester Materials from Renewable 2,3-Butanediol

open access: yes
2,3-Butanediol has emerged as a promising bio sourced monomer for polyester synthesis. However, it has received limited attention as monomer for semicrystalline polyesters, due to the lower reactivity of secondary alcohols often resulting in low ...
Hannah S. Mehringer (18018945)   +3 more
core   +2 more sources

Draft genome sequence of tetracycline-resistant Klebsiella oxytoca CCTCC M207023 producing 2,3-butanediol isolated from China

open access: yesJournal of Global Antimicrobial Resistance, 2020
Objectives: Recently, the Gram-negative bacterium Klebsiella oxytoca has been identified as an emerging pathogen. Here we report the draft genome of a 2,3-butanediol-producing strain, K. oxytoca CCTCC M207023, isolated from soil in Nanjing, China.
Kai-Feng Wang   +2 more
doaj   +1 more source

2,3-butanediol in experimental myocardial ischaemia in pigs [PDF]

open access: yesEuropean Heart Journal, 1991
To investigate the role of 2,3-butanediol in myocardial ischaemia we analysed this compound in pig's myocardium and blood. Ischaemia was induced by ligation of a coronary artery. In the first study we found significantly higher levels of 2,3-butanediol in the homogenate of ischaemic myocardium than in non-ischaemic myocardium. The lactate concentration
Heer KR   +4 more
openaire   +3 more sources

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