Results 31 to 40 of about 864,256 (124)

Efeitos das condições ambientais sobre o teor e variabilidade dos óleos voláteis de dalbergia frutescens (Vell.) Britton (Fabaceae)

open access: yesQuímica Nova, 2012
The volatile oils of Dalbergia frutescens were obtained by hydrodistillation on a Clevenger-modified apparatus for every month of one year and assessed on GC/MS and GC/FID detectors for qualitative and quantitative analyses.
Caroline Eliza Mendes   +6 more
doaj   +1 more source

Computational-aided engineering of a selective unspecific peroxygenase toward enantiodivergent β-ionone hydroxylation [PDF]

open access: yes, 2023
Unspecific peroxygenases (UPOs) perform oxyfunctionalizations for a wide range of substrates utilizing H2O2 without the need for further reductive equivalents or electron transfer chains.
Homann, Dominik   +5 more
core   +1 more source

The Sensory Significance of Apocarotenoids in Wine: Importance of Carotenoid Cleavage Dioxygenase 1 (CCD1) in the Production of β-Ionone

open access: yesMolecules, 2020
Olfactory cues are key drivers of our multisensory experiences of food and drink. For example, our perception and enjoyment of the flavour and taste of a wine is primarily steered by its aroma.
John J. B. Timmins   +3 more
doaj   +1 more source

Analysis of Aroma Components in Different Varieties of Nymphaea hybrid Based on Headspace Solid-phase Microextraction and Gas Chromatography-mass Spectrometry

open access: yesGuangdong nongye kexue, 2023
【Objective】Four different colors of white, yellow, pink and purple Nymphaea hybrid were used as tested materials and the varieties and contents of volatile substances were detected, and to explore the differences of volatile substances and the ...
Linyue DENG   +7 more
doaj   +1 more source

Interactions among Odorants, Phenolic Compounds, and Oral Components and Their Effects on Wine Aroma Volatility

open access: yesMolecules, 2020
To determine the impact of oral physiology on the volatility of typical wine aroma compounds, mixtures of a synthetic wine with oral components (centrifuged human saliva (HS), artificial saliva with mucin (AS), and buccal epithelial cells (BC)) were ...
María Perez-Jiménez   +3 more
doaj   +1 more source

The Mass Spectra Analysis for α-Ionone and β-Ionone

open access: yes, 2017
The presented work of this paper will be the first of a series of MS spectral analysis for some selected well-known compounds. In here the target molecules to have their MS spectra analyzed are α-Ionone and β-Ionone.
Abdalla Mustafa Walwil
core   +1 more source

Shapes, Dynamics, and Stability of β‑Ionone and Its Two Mutants Evidenced by High-Resolution Spectroscopy in the Gas Phase [PDF]

open access: yes, 2018
The conformational landscapes of β-ionone and two mutants (α-ionone and β-damascone) have been analyzed by means of state-of-the-art rotational spectroscopy and quantum-chemical calculations.
Camilla Calabrese (1471558)   +14 more
core   +1 more source

Three odorant-binding proteins are involved in the behavioral response of Sogatella furcifera to rice plant volatiles [PDF]

open access: yesPeerJ, 2019
Plant volatiles play an important role in regulating insect behavior. Odorant binding proteins (OBPs) are involved in the first step of the olfactory signal transduction pathway and plant volatiles recognition.
Kui Hu, Sheng Liu, Lin Qiu, Youzhi Li
doaj   +2 more sources

Improving the Physicochemical Properties, Organic Acids, Amino Acids, Volatile Organic Compounds, and Metabolites of Laohan Melon Juice Through Fermentation With Different Lactic Acid Bacteria

open access: yesAgriFood: Journal of Agricultural Products for Food, EarlyView.
Fermentation with lactic acid bacteria could improve amino acids, volatile organic compounds (VOCs), and nonvolatile metabolites of Laohan melon juice (LMJ), which provides theoretical guidance for the development of Laohan melon beverage and advances knowledge of the metabolic mechanisms of VOCs in LMJ.
Yun Xie   +12 more
wiley   +1 more source

Plant volatile analogues strengthen attractiveness to insect. [PDF]

open access: yesPLoS ONE, 2014
Green leaf bug Apolygus lucorum (Meyer-Dür) is one of the major pests in agriculture. Management of A. lucorum was largely achieved by using pesticides. However, the increasing population of A.
Yufeng Sun   +4 more
doaj   +1 more source

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