Results 11 to 20 of about 34,436 (236)

Elevating Haloperoxidase Expression in Escherichia coli through Fusion with a Formate Oxidase. [PDF]

open access: yesChembiochem
Fusing Aspergillus oryzae formate oxidase (AoFOx) to Curvularia inaequalis vanadium chloroperoxidase (CiVCPO) boosts soluble expression and enables formate‐driven, in situ H2O2 supply for halogenation. Screening linker/orientation variants delivered up to 9‐fold higher haloperoxidase activity in E.
Pothuizen A   +4 more
europepmc   +2 more sources

A New Approach: Ethyl Formate Fumigation to Control Bemisia tabaci (Hemiptera: Aleyrodidae) in a Yellow Melon Vinyl House

open access: yesApplied Sciences, 2022
Due to concerns over the resistance development to existing pesticides, chemical poisoning among farmers, and chemical residue on crops, sprung up a growing need to develop new pest control strategies for utilization in protected houses in Korea.
Tae Hyung Kwon   +4 more
doaj   +1 more source

Improving the aging aroma profiles of Italian Riesling and Petit Verdot Wines: Impact of spontaneous and inoculated fermentation processes

open access: yesFood Chemistry: X, 2023
The study employed gas chromatography-ion mobility spectrometry to differentiate between wines undergoing spontaneous fermentation and inoculated fermentation, with aging periods of 3, 9, and 15 months.
Lin Wang   +8 more
doaj   +1 more source

Co-production of hydrogen and ethyl acetate in Escherichia coli

open access: yesBiotechnology for Biofuels, 2021
Background Ethyl acetate (C4H8O2) and hydrogen (H2) are industrially relevant compounds that preferably are produced via sustainable, non-petrochemical production processes.
Anna C. Bohnenkamp   +3 more
doaj   +1 more source

Qualification of Non-Halogenated Organic Solvents Applied to Microsphere Manufacturing Process

open access: yesPharmaceutics, 2020
As a non-halogenated dispersed solvent, ethyl acetate has been most commonly used for the manufacturing of poly-d,l-lactide-co-glycolide (PLGA) microspheres. However, ethyl acetate-based microencapsulation processes face several limitations.
Hyunjin Shim, Hongkee Sah
doaj   +1 more source

Indirect Sensing of Lower Aliphatic Ester Using Atomic Gold Decorated Polyaniline Electrode

open access: yesSensors, 2020
Novel sensing materials have been formed by decorating polyaniline conducting polymers with atomic gold clusters where the number of atoms is precisely defined.
Parthojit Chakraborty   +4 more
doaj   +1 more source

Assessment of Residual Solvent and Drug in PLGA Microspheres by Derivative Thermogravimetry

open access: yesPharmaceutics, 2020
Thermogravimetry does not give specific information on residual organic solvents in polymeric matrices unless it is hyphenated with the so-called evolved gas analysis.
Hyunjin Shim, Hongkee Sah
doaj   +1 more source

On the Gas-Phase Interactions of Alkyl and Phenyl Formates with Water: Ion–Molecule Reactions with Proton-Bound Water Clusters

open access: yesMolecules, 2023
Ion–molecule reactions between the neutral ethyl- (EF), isopropyl- (IF), t-butyl- (TF) and phenyl formate (PF) and proton-bound water clusters W2H+ and W3H+ (W = H2O) showed that the major reaction product is water loss from the initial encounter complex,
Malick Diedhiou, Paul M. Mayer
doaj   +1 more source

Characterization of Volatile Flavors of Fermented Sea-buckthorn Yoghurt Using Gas Chromatography-Ion Mobility Spectroscopy

open access: yesShipin gongye ke-ji, 2023
The purpose of this study was to explore the volatile characteristic flavor compounds in sea-buckthorn yoghurt, and to clarify the influences of fermentation with sea-buckthorn on the quality and flavor compounds of yoghurt.
Bingkun YANG   +4 more
doaj   +1 more source

Constraining the abundances of complex organics in the inner regions of solar-type protostars [PDF]

open access: yes, 2015
The high abundances of Complex Organic Molecules (COMs) with respect to methanol, the most abundant COM, detected towards low-mass protostars, tend to be underpredicted by astrochemical models.
Ceccarelli, Cecilia   +5 more
core   +3 more sources

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