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Sample Preparation from Plant Tissue for Gas Chromatography–Mass Spectrometry (GC-MS)we
Metabolites are intermediate products formed during metabolism. Metabolites play different roles, including providing energy, supporting structure,...
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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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Gas Chromatography–Mass Spectrometry (GC–MS) Analysis of Candida auris Metabolites
Unique metabolic features allow fungi to colonize and persist within the human host. Investigations of unique metabolic fingerprints of a pathogenic...
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Fungal Sterol Analyses by Gas Chromatography–Mass Spectrometry Using Different Derivatives
Sterols are the main components of the fungal membrane. Their study can be used to describe the chemical biodiversity among the strains and species...
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Analysis of Cholesterol Lipids Using Gas Chromatography Mass Spectrometry
An optimized Bligh and Dyer protocol and subsequent derivatization is described in this chapter for the extraction of free cholesterol and...
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Microalgae amino acids: Method validation using gas chromatography coupled to mass spectrometry
This study aimed to develop a method for determining protein amino acids in microalgae using gas chromatography coupled with mass spectrometry. To...
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Measurement of Flower Metabolite Concentrations Using Gas Chromatography–Mass Spectrometry and High-Performance Liquid Chromatography–Mass Spectrometry
Metabolite profiling aiming at quantifying the metabolome of flowers is emerging as a suitable tool to understand the metabolic complexity of these...
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GC-MS/MS Profiling of Plant Metabolites
Gas chromatography coupled to electron ionization (EI) quadrupole mass spectrometry (GC-MS) is currently one of the most developed and robust...
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Dissecting Lipopolysaccharide Composition and Structure by GC-MS and MALDI Spectrometry
Lipopolysaccharides (LPSs) are the main components of the external leaflet of the outer membrane of Gram-negative bacteria. They exert multiple...
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Analysis of Grape Volatiles Using Atmospheric Pressure Ionization Gas Chromatography Mass Spectrometry-Based Metabolomics
Analysis of volatile compounds in fruits and plants can be a challenging task as they present in a large amount with structural diversity and high...
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Genome size and gas chromatography-mass spectrometry (GC–MS) analysis of field-grown and in vitro regenerated Pluchea lanceolata plants
Pluchea lanceolata is a threatened pharmacologically important plant from the family Asteraceae. It is a source of immunologically active compounds;...
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Lipid Analysis by Gas Chromatography and Gas Chromatography–Mass Spectrometry
Gas chromatography (GC) and gas chromatography–mass spectrometry (GC-MS) represent powerful tools for the quantitative and structural analysis of...
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Gas chromatography-mass spectrometry (GC–MS) profiling of aqueous methanol fraction of Plagiochasma appendiculatum Lehm. & Lindenb. and Sphagnum fimbriatum Wilson for probable antiviral potential
The bryophytes consist of liverworts, mosses, and hornworts, among which the liverworts are quite different in having cellular oil bodies and contain...
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Geographical origin classification of Phoebe zhennan and Phoebe bournei by solid phase micro-extraction and gas chromatography-mass spectrometry
Phoebe zhennan and Phoebe bournei are favored for their fine-grain, insect resistance, special fragrance, not easily cracked and deformed, which had...
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Gas Chromatography and Mass Spectroscopy (GC-MS) Technique for Food Analysis
Human health is strongly associated with food quality and safety. The presence of unwanted substances in foodstuffs makes them unqualified for human...
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Metabolic signatures and potential biomarkers of sarcopenia in suburb-dwelling older Chinese: based on untargeted GC–MS and LC–MS
BackgroundUntargeted metabolomics can be used to expand our understanding of the pathogenesis of sarcopenia. However, the metabolic signatures of...
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Mechanisms for improving the quality of crucian carp (Carassius auratus) by short-term low-salinity treatment revealed by UPLC-MS and GC–MS
Due to high-density farming methods and poor farming environments, freshwater fish often have poor muscle texture and a fishy odor before marketing,...
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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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From Swab to Spectrum: A Comprehensive Guide to Optimizing Simple Gas Chromatography-Mass Spectrometry Analysis of Vertebrate Odorants
Vertebrate odorants are essential to communication, but their complex chemical compositions are challenging to study. Here, we optimize a workflow...
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Identifying potential breath biomarkers for early diagnosis of papillary thyroid cancer based on solid-phase microextraction gas chromatography-high resolution mass spectrometry with metabolomics
IntroductionThyroid cancer incidence rate has increased substantially worldwide in recent years. Fine needle aspiration biopsy (FNAB) is currently...
