Results 101 to 110 of about 6,598 (201)

2,3-Butanediol and Acetoin Production from Enzymatic Hydrolysate of Ionic Liquid-pretreated Cellulose by Paenibacillus polymyxa

open access: yesBioResources, 2015
A safe microorganism (class 1), Paenibacillus polymyxa, was used for 2,3-butanediol and acetoin production, which could make the fermentation process cheaper and less complex.
Li-qun Jiang   +4 more
doaj   +1 more source

Dosage fluorimétrique de l'acétoïne dans le vin

open access: yesOENO One, 1994
Les auteurs proposent une technique analytique de dosage de l'acétoïne dans les vins après oxydation en diacétyle et condensation de ce dernier avec le diamineanisol-3,4. Le produit de condensation émet une forte fluorescence à partir de laquelle on peut
Anastasios N. Voulgaropoulos, Th. Soulis
doaj   +1 more source

Studies on Acetoin Fermentation

open access: yesJournal of the agricultural chemical society of Japan, 1953
l-Arabinose is the best carbon source in order to increase the yield of acetoin (acetylmethylcarbinol) by using B. natto, and d-glucose is the next. The highest yield of acetoin in this experiment was 562mg per 100cc of the medium, or 11.04% of consumed l-arabinose. On the other hand, the best nitrogen source is casein and the next is peptone. It seems
openaire   +2 more sources

Whole-cell biocatalyst with NAD+ regeneration system for the production of acetoin.

open access: yes, 2014
AR/BDH: acetoin reductase/2,3-butanediol dehydrogenase; NOX: NADH oxidase.
Xian Zhang (191440)   +7 more
core   +1 more source

Metabolic engineering of Methanothermobacter thermautotrophicus ΔH for recombinant acetoin production

open access: yesMetabolic Engineering Communications
Thermophilic methanogens of the genus Methanothermobacter are established biocatalysts in power-to-gas applications, converting H2 and CO2 into CH4 through the process of methanogenesis.
Tina Baur   +6 more
doaj   +1 more source

A thermophilic cell-free cascade enzymatic reaction for acetoin synthesis from pyruvate

open access: yesScientific Reports, 2017
Acetoin (3-hydroxy-2-butanone) is an important bio-based platform chemical with wide applications. In vitro enzyme catalysed synthesis exhibits great feasibility in the production of chemicals with high purity.
Xiaojing Jia, Ying Liu, Yejun Han
doaj   +1 more source

Metabolic Engineering of Bacillus methanolicus MGA3 for Production of Acetoin

open access: yes, 2018
Being a pure, inexpensive, non-food chemical that can be sustainably produced, methanol has attracted great interest as a carbon feedstock for microbial production of commodity/specialty chemicals. In this thesis, methanol-based production of acetoin was
Chan, Dennis Tin Chat
core  

Formation of α-hydroxycarbonyl and α-dicarbonyl compounds during degradation of monosaccharides

open access: yesCzech Journal of Food Sciences, 2007
The formation of α-hydroxycarbonyl and α-dicarbonyl compounds from monosaccharides (glucose, fructose, arabinose, glyceraldehyde, and 1,3-dihydroxyacetone) was studied in three different model systems comprising an aqueous and alkaline solution of ...
Ondřej Novotný   +2 more
doaj   +1 more source

Isolated tumoral pyruvate dehydrogenase can synthesize acetoin which inhibits pyruvate oxidation as well as other aldehydes.

open access: yes, 1987
International audienceOxidation of 1 mM pyruvate by Ehrlich and AS30-D tumor mitochondria is inhibited by acetoin, an unusual and important metabolite of pyruvate utilization by cancer cells, by acetaldehyde, methylglyoxal and excess pyruvate.
Lehninger, Al, Baggetto, Lg
core  

Determination of 2,3-butanediol in high and low acetoin producers of Saccharomyces cerevisiae wine yeast by automated multiple development (AMD)

open access: yes, 1996
High performance thin layer chromatography with automated multiple development was used to determine 2,3-butanediol levels in wine produced by high and low acetoin-forming strains of Saccharomyces cerevisiae.
Romano, P.   +4 more
core   +1 more source

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