Results 11 to 20 of about 16,465 (207)

Bacillus velezensis 83 protects Arabidopsis thaliana against Botrytis cinerea by triggering JA-, and SA-dependent induced systemic resistance. [PDF]

open access: yesPest Manag Sci
B. velezensis 83 protects the plant against B. cinerea, accumulating acetoin and activating jasmonic acid‐ and salicylic acid‐mediated defense responses. Abstract BACKGROUND Modern agriculture is based on the application of synthetic agrochemicals to control multiple abiotic and biotic stresses.
Martínez-Terrazas E   +5 more
europepmc   +2 more sources

Engineering central pathways for industrial-level (3R)-acetoin biosynthesis in Corynebacterium glutamicum

open access: yesMicrobial Cell Factories, 2020
Background Acetoin, especially the optically pure (3S)- or (3R)-enantiomer, is a high-value-added bio-based platform chemical and important potential pharmaceutical intermediate.
Lingxue Lu   +8 more
doaj   +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

Multi-Solvent Suppression Ultrafast 2D COSY for High-Throughput Wine Screening. [PDF]

open access: yesMagn Reson Chem
An interleaved ultrafast COSY with multi‐solvent suppression was developed for wine analysis to overcome limitations often associated with 1D 1H NMR (signal overlap) and conventional 2D NMR (long acquisition times) methods. Within an acquisition time of ~20 min, it revealed hidden metabolite peaks and cross peaks for improved annotation and ...
Mayer PS   +5 more
europepmc   +2 more sources

Effect of nitrogen, carbon sources and agitation speed on acetoin production of Bacillus subtilis SF4-3

open access: yesElectronic Journal of Biotechnology, 2016
Background: Currently, microbial fermentation method has become the research hotspot for acetoin production. In our previous work, an acetoin-producing strain, Bacillus subtilis SF4-3, was isolated from Japanese traditional fermented food natto. However,
Yanjun Tian   +4 more
doaj   +1 more source

Co-production of acetoin and succinic acid by metabolically engineered Enterobacter cloacae

open access: yesBiotechnology for Biofuels, 2021
Background Renewable chemicals have attracted attention due to increasing interest in environmental concerns and resource utilization. Biobased production of industrial compounds from nonfood biomass has become increasingly important as a sustainable ...
Hsiang-Yen Su   +4 more
doaj   +1 more source

Metabolic engineering for the production of acetoin and 2,3-butanediol at elevated temperature in Parageobacillus thermoglucosidasius NCIMB 11955

open access: yesFrontiers in Bioengineering and Biotechnology, 2023
The current climate crisis has emphasised the need to achieve global net-zero by 2050, with countries being urged to set considerable emission reduction targets by 2030.
Lili Sheng   +6 more
doaj   +1 more source

Identification of Cytotoxic Flavor Chemicals in Top-Selling Electronic Cigarette Refill Fluids. [PDF]

open access: yes, 2019
We identified the most popular electronic cigarette (EC) refill fluids using an Internet survey and local and online sales information, quantified their flavor chemicals, and evaluated cytotoxicities of the fluids and flavor chemicals.
Hua, My   +5 more
core   +2 more sources

Mechanisms of Acetoin Toxicity and Adaptive Responses in an Acetoin-Producing Species, Lactococcus lactis

open access: yesApplied and Environmental Microbiology, 2021
Acetoin, 3-hydroxyl,2-butanone, has diverse uses in chemical industry, agriculture, and dairy industries as a volatile compound that generates aromas. In bacteria, it can be produced in high amount by Lactococcus lactis when it grows under aerobic respiration.
Cesselin, Bénédicte   +4 more
openaire   +4 more sources

Effect of alsD deletion and overexpression of nox and alsS on diacetyl and acetoin production by Lacticaseibacillus casei during milk fermentation

open access: yesJournal of Dairy Science, 2022
: Diacetyl and acetoin are key aroma components of fermented milk but are produced in low concentrations by starter cultures. In this study, we expressed NADH oxidase, acetolactate synthase, and inactivated acetolactate decarboxylase in ...
Huaixiang Tian   +8 more
doaj   +1 more source

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