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Evaluation of fresh, frozen, and lyophilized fecal samples by SPME and derivatization methods using GC×GC-TOFMS
IntroductionFeces is a highly complex matrix containing thousands of metabolites. It also contains live bacteria and enzymes, and does not have a...
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Evaluation of normalization strategies for GC-based metabolomics
IntroductionFor many samples studied by GC-based metabolomics applications, extensive sample preparation involving extraction followed by a two-step...
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Use of untargeted metabolomics to analyse changes in extractable soil organic matter in response to long-term fertilisation
This study aimed to explore the soil metabolic response to long-term fertiliser application and the effect of this response on the microbial...
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Analyses of the metabolism and assessment of antioxidant activity in Rhododendron chrysanthum Pall. after UV-B Irradiation
Due to their ability to act as antioxidants, many metabolites serve as plant defense chemicals. Holistic metabolomic analysis is a method to...
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Distinct emissions of biogenic volatile organic compounds from temperate benthic taxa
IntroductionBiogenic volatile organic compounds (BVOCs) are emitted by all organisms as intermediate or end-products of metabolic processes....
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Comparative volatilomics of coral endosymbionts from one- and comprehensive two-dimensional gas chromatography approaches
Volatilomics, the examination of all biogenic volatile organic compounds (BVOCs) emitted by an organism or system, holds potential as a novel...
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Metabolic profiling and antioxidant activity during flower development in Agastache rugosa
Our previous study showed that flowers of Agastache rugosa had higher phenolic levels and higher antibacterial and antioxidant capacity compared to...
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Identification of Volatiles in Tomato Fruit Using Headspace Solid-Phase-Micro-Extraction (HS-SPME) Coupled with Gas Chromatography-Mass Spectrometry (GC-MS)
Plant volatile organic compounds (VOCs) are organic chemicals that plants release as part of their natural biological processes. Various plant...
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Female melon fruit flies, Zeugodacus cucurbitae, are attracted to a synthetic chemical blend based on male epicuticular components
The melon fly, Zeugodacus cucurbitae (Coquillett) (Diptera: Tephritidae), is considered to be the most destructive pest of melons and other related...
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History and Advance of Flavour Research of Baijiu
Baijiu is different from other distilled liquors (such as whisky, vodka, brandy, tequila, and rum), baijiu was fermented with Qu (a sort of...
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Preservation of proteins in the geosphere
Deep-time protein preservation has attracted increasing interest and rapid research activity within the palaeobiological community in recent years,...
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iDMET: network-based approach for integrating differential analysis of cancer metabolomics
BackgroundComprehensive metabolomic analyses have been conducted in various institutes and a large amount of metabolomic data are now publicly...
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Methods Used for Studying Human Microbiome
Human microbiome is a complex and dynamic component of the human system. Identifying the members of this vast community and elucidating their...
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Optimization of fecal sample homogenization for untargeted metabolomics
IntroductionFecal samples are highly complex and heterogeneous, containing materials at various stages of digestion. The heterogeneity and complexity...
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The metabolomics of a protein kinase C delta (PKCδ) knock-out mouse model
IntroductionPKCδ is ubiquitously expressed in mammalian cells and its dysregulation plays a key role in the onset of several incurable diseases and...
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Characterization of volatile compounds in males of the skipper butterfly Daimio tethys (Lepidoptera: Hesperiidae)
Butterflies in the family Hesperiidae are characterized by male-specific structures referred to as scent organs. The volatiles released from the male...
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Omics in Traditional Fermented Foods and Beverages
The bulk of traditional African fermented meals are created by allowing various microorganisms to spontaneously ferment the base ingredient. Food...
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Metabolite-Based Genome-Wide Association Studies of Large-Scale Metabolome Analysis to Illustrate Alterations in the Metabolite Landscape of Plants upon Responses to Stresses
Given that anthropogenic activities are evoking a profound effect on the climate resulting in more extreme events such as severe drought and heat...
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Correlations for untargeted GC × GC-HRTOF-MS metabolomics of colorectal cancer
IntroductionModern comprehensive instrumentations provide an unprecedented coverage of complex matrices in the form of high-dimensional, information...
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Tuberculosis is associated with sputum metabolome variations, irrespective of patient sex or HIV status: an untargeted GCxGC-TOFMS study
IntroductionVarious studies have identified TB-induced metabolome variations. However, in most of these studies, a large degree of variation exists...
