Results 41 to 50 of about 16,465 (207)

Stable isotope profiles reveal active production of VOCs from human-associated microbes. [PDF]

open access: yes, 2017
Volatile organic compounds (VOCs) measured from exhaled breath have great promise for the diagnosis of bacterial infections. However, determining human or microbial origin of VOCs detected in breath remains a great challenge.
Barletta, Barbara   +4 more
core   +1 more source

Construction of acetoin high-producing Bacillus subtilis strain

open access: yesBiotechnology & Biotechnological Equipment, 2016
This paper describes the construction and selection of a high-producing mutant, Bacillus subtilis HB-32, with enhanced acetoin yield and productivity. The mutant was obtained by the protoplast fusion of a Bacillus subtilis mutant TH-49 (Val−) producing ...
Yanjun Tian   +5 more
doaj   +1 more source

Metabolic Remodeling during Biofilm Development of Bacillus subtilis

open access: yesmBio, 2019
Biofilms are structured communities of tightly associated cells that constitute the predominant state of bacterial growth in natural and human-made environments.
Tippapha Pisithkul   +8 more
doaj   +1 more source

Screening of High-yielding Tetramethylpyrazine Bacillus and Its Effect on the Accumulation Process of Maotai-flavor Liquor

open access: yesShipin gongye ke-ji, 2022
In order to increase and stabilize the content of tetramethylpyrazine in liquor, 13 strains of Bacillus were isolated from Maotai Daqu samples, and 5 strains with excellent protease production were selected through the preliminary screening of protease ...
Ying ZHANG   +8 more
doaj   +1 more source

Engineering New‐to‐Nature Biological Pathways for β,γ‐Alkanediol Synthesis

open access: yesAdvanced Science, EarlyView.
β,γ‐Alkanediols are value‐added chemicals to be used as functional solvents, biofuels, and cosmetic components. This work demonstrates a carboligation‐mediated approach for synthesis of linear chain β,γ‐alkanediols in Escherichia coli, namely, hexane‐2,3‐diol (2,3‐HDO) and pentane‐2,3‐diol (2,3‐PDO). The engineered E. coli cells produce 152.2 mm (17.98
Haofeng Chen   +6 more
wiley   +1 more source

Optimization of process variables for acetoin production in a bioreactor using Taguchi orthogonal array design

open access: yesHeliyon, 2020
Microbial production of acetoin is eco-friendly and inexpensive when compared with its synthetic methods of production. In the present findings, bioproduction of acetoin in a typical bioreactor was discussed with a view to ascertain the seemingly ...
Abiola Ezekiel Taiwo   +2 more
doaj   +1 more source

Metabolic Engineering of Microorganisms to Produce Pyruvate and Derived Compounds

open access: yesMolecules, 2023
Pyruvate is a hub of various endogenous metabolic pathways, including glycolysis, TCA cycle, amino acid, and fatty acid biosynthesis. It has also been used as a precursor for pyruvate-derived compounds such as acetoin, 2,3-butanediol (2,3-BD), butanol ...
Qian Luo   +5 more
doaj   +1 more source

The spoilage flora of vacuum-packaged, sodium nitrite or potassium nitrate treated, cold-smoked rainbow trout stored at 4°C or 8°C [PDF]

open access: yes, 1998
http://www.elsevier.nl/locate/01681605The spoilage flora of vacuum-packaged, salted, cold-smoked rainbow trout fillets, with or without the addition of nitrate or nitrite, stored at 4°C and 8°C, was studied. Of 620 isolates, lactic acid bacteria were the
Björkroth, Johanna   +3 more
core   +1 more source

Acetoin production in Saccharomyces cerevisiae wine yeasts [PDF]

open access: yesFEMS Microbiology Letters, 1993
One hundred strains of Saccharomyces cerevisiae were examined for the capacity to produce acetoin in synthetic medium and in grape must. The low production of acetoin was found to be the more common pattern in this species. Most strains exhibited a similar distribution in both media, production ranging from non-detectable amounts to 12 mg l-1.
Romano P, SUZZI, Giovanna
openaire   +3 more sources

Effect of Heat Treatment on the Flavor Characteristics of Vacuum Freeze‐Dried Pacific White Shrimp (Litopenaeus vannamei)

open access: yeseFood, Volume 7, Issue 2, April 2026.
A post‐freeze‐drying heat treatment at 150°C optimizes shrimp flavor by boosting umami compounds and generating roasted aromas via the Maillard reaction. This strategy successfully bridges the texture‐flavor trade‐off, enabling premium ready‐to‐eat shrimp products.
Zhongxu Guo   +6 more
wiley   +1 more source

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