Results 11 to 20 of about 3,686 (163)

Key Aroma Differences in Volatile Compounds of Aged Feng-Flavored Baijiu Determined Using Sensory Descriptive Analysis and GC×GC–TOFMS [PDF]

open access: yesFoods
Sensory descriptive analysis of aged feng-flavored Baijiu liquor indicated notable differences in samples of different ages. The samples of freshly distilled Baijiu and those with shorter storage times exhibit bran and fresh green flavors, whereas, with ...
Jinmei Ren, Zhijian Li, Wei Jia
doaj   +2 more sources

Detection and comparative analysis of VOCs between tomato and pepper based on GC×GC-TOFMS [PDF]

open access: yesScientific Reports
This study aimed to identify and compare the flavor substances in mature tomato and pepper fruits using flavoromics based on GC×GC-TOF-MS. A total of 1560 volatile substances were identified, including 627 tomato specific substances and 534 pepper ...
Sihui Guan   +9 more
doaj   +2 more sources

Analysis of In Vivo Plant Volatiles Using Active Sampling and TD-GC×GC-TOFMS [PDF]

open access: yesMetabolites
Background: Plants constantly produce primary and secondary metabolites, and a significant fraction of these are volatile organic compounds (VOCs).
Sheri A. Schmidt   +5 more
doaj   +2 more sources

Discrimination and characterization analysis of key flavor compounds from Tianshui Zanthoxylum bungeanum shells and seeds by GC×GC-TOFMS and chemometrics [PDF]

open access: yesFood Chemistry: X
Flavor compounds influence consumer acceptance of Zanthoxylum bungeanum Maxim (Chinese pepper) berries, so detailed knowledge of its sensory characteristics and flavor compound composition are vital for assessing sensory quality and conserving genetic ...
Liping Lu   +6 more
doaj   +2 more sources

Unlocking terpenoid treasures of rhizome and leaf volatiles of Curcuma caesia Roxb through 1D and 2D GC × GC TOFMS analysis [PDF]

open access: yesScientific Reports
The current research employed advanced GC × GC TOFMS analysis for comprehensive profiling of the essential oils (EOs) extracted from rhizomes and leaves of Curcuma caesia (black turmeric) for the first time. The study revealed a total of 151 constituents,
Jyotirmayee Lenka   +3 more
doaj   +2 more sources

GC-MS and HS-SPME-GC×GC-TOFMS Determination of the Volatile Composition of Essential Oils and Hydrosols (By-Products) from Four Eucalyptus Species Cultivated in Tuscany [PDF]

open access: yesMolecules, 2019
Essential oils are widely used as functional ingredients for potential multi-purpose functional uses. Hydrosols, co-products of the distillation of plant material, are used in food and cosmetic industries and in biological agriculture, but their volatile
Francesca Ieri   +4 more
doaj   +2 more sources

Flavor Profile of Tomatoes Across Different Cultivation Times Based on GC × GC-Q/TOFMS [PDF]

open access: yesFoods
Volatile compounds greatly affect tomato aroma, but systematic analysis of volatiles in tomatoes is limited by detection techniques. Here, HS-SPME Arrow-GC × GC-Q/TOFMS was employed to analyze tomato flavor profiles across different cultivation times. To
Yuan Gao   +7 more
doaj   +2 more sources

Application of GC–TOF/MS and GC×GC–TOF/MS to Discriminate Coffee Products in Three States (Bean, Powder, and Brew)

open access: yesFoods, 2023
The volatiles in coffee play an important part in the overall flavor profile. In this study, GC–TOF/MS and GC×GC–TOF/MS were used to detect the volatile organic compounds (VOCs) in coffee samples of three different brands at three states (bean, powder ...
Xiaolei Fang   +8 more
doaj   +1 more source

Variation in the chemical composition of essential oils from Mangifera indica L. leaves by comprehensive two-dimensional gas chromatography

open access: yesEclética Química, 2023
The leaves of Mangifera indica L. have been used in the medical system of India to treat diseases such as asthma, dysentery, cough, leucorrhea, jaundice, pain, and malaria.
Claudia Andrea Lima Cardoso   +3 more
doaj   +1 more source

Automated Screening and Filtering Scripts for GC×GC-TOFMS Metabolomics Data

open access: yesSeparations, 2021
Comprehensive two-dimensional gas chromatography mass spectrometry (GC×GC-MS) is a powerful tool for the analysis of complex mixtures, and it is ideally suited to discovery studies where the entire sample is potentially of interest.
Seo Lin Nam   +2 more
doaj   +1 more source

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