Results 41 to 50 of about 6,598 (201)

Escherichia coli aceE variants coding pyruvate dehydrogenase improve the generation of pyruvate‐derived acetoin

open access: yesEngineering in Life Sciences, 2023
Several chromosomally expressed AceE variants were constructed in Escherichia coli ΔldhA ΔpoxB ΔppsA and compared using glucose as the sole carbon source.
W. Chris Moxley   +2 more
semanticscholar   +1 more source

A Green Route for High-Yield Production of Tetramethylpyrazine From Non-Food Raw Materials

open access: yesFrontiers in Bioengineering and Biotechnology, 2022
2,3,5,6-Tetramethylpyrazine (TMP) is an active pharmaceutical ingredient originally isolated from Ligusticum wallichii for curing cardiovascular and cerebrovascular diseases and is widely used as a popular flavoring additive in the food industry.
Jing Li   +6 more
doaj   +1 more source

Structure and mechanism of acetolactate decarboxylase [PDF]

open access: yes, 2013
Acetolactate decarboxylase catalyzes the conversion of both enantiomers of acetolactate to the (R)-enantiomer of acetoin, via a mechanism that has been shown to involve a prior rearrangement of the non-natural (R)-enantiomer substrate to the natural (S ...
Victoria A. Marlow   +9 more
core   +1 more source

On the Formation of Acetoin by Acetobacter [PDF]

open access: yesJournal of General Microbiology, 1959
SUMMARY: The formation of acetoin was studied with 44 strains of the genus Acetobacter, when growing on a medium containing DL-lactate as the main carbon source. Most of the strains produced only limited amounts of acetoin. However, strains of the species A.
openaire   +2 more sources

Acetoin production from lignocellulosic biomass hydrolysates with a modular metabolic engineering system in Bacillus subtilis

open access: yesBiotechnology for Biofuels and Bioproducts, 2022
Background Acetoin (AC) is a vital platform chemical widely used in food, pharmaceutical and chemical industries. With increasing concern over non-renewable resources and environmental issues, using low-cost biomass for acetoin production by microbial ...
Qiang-Lin Wang   +9 more
semanticscholar   +1 more source

Current Advances in Microbial Production of Acetoin and 2,3-Butanediol by Bacillus spp.

open access: yesFermentation, 2021
The growing need for industrial production of bio-based acetoin and 2,3-butanediol (2,3-BD) is due to both environmental concerns, and their widespread use in the food, pharmaceutical, and chemical industries.
K. Petrov, P. Petrova
semanticscholar   +1 more source

Maternally-transmitted microbiota affects odor emission and preference in Drosophila larva

open access: yesScientific Reports, 2017
Experimental studies show that early sensory experience often affects subsequent sensory preference, suggesting that the heterogeneity of sensory cues in nature could induce significant inter-individual behavioral variation, potentially contributing to ...
Jean-Pierre Farine   +4 more
doaj   +1 more source

Assessing oxygen limiting fermentation conditions for 2,3-butanediol production from Paenibacillus polymyxa

open access: yesFrontiers in Chemical Engineering, 2022
2,3-butanediol (2,3-BDO) is a platform chemical that can be converted to a wide array of products ranging from bio-based materials to sustainable aviation fuel.
Ryan J. Stoklosa   +2 more
doaj   +1 more source

Conversion of Enantiomers during the Separation of Acetoin from Fermentation Broth

open access: yesFermentation, 2022
Acetoin (AC) is an important platform compound with two enantiomers (R)-AC and (S)-AC. Due to its unique spatial structure, optically pure AC has particularly high application in asymmetric synthesis.
Jiaxiang Zhang   +7 more
doaj   +1 more source

Bacterial Complexity of Traditional Mountain Butter Is Affected by the Malga-Farm of Production

open access: yesMicroorganisms, 2021
Bacteria can play different roles affecting flavors and food characteristics. Few studies have described the bacterial microbiota of butter. In the present paper, next-generation sequencing was used to determine bacterial diversity, together with ...
Silvia Schiavon   +6 more
doaj   +1 more source

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