Results 21 to 30 of about 7,759,429 (252)

Identification of Characteristic Flavor Substances of Jingyang Fu Brick Tea by Gas Chromatography-Ion Mobility Spectrometry and Headspace Solid Phase Microextraction-Gas Chromatography-Mass Spectrometry [PDF]

open access: yesShipin Kexue, 2023
In order to determine the characteristic flavor of Jingyang Fu brick tea, a national geographical indication product, the volatile compounds of Jingyang Fu brick tea, Anhua Fu brick tea and four other dark teas were analyzed by gas chromatography-ion ...
HOU Xiaohui, ZHANG Ting, ZHANG Meng, LUO Haojie, YUE Yuan, XIAO Chunge, YUE Tianli
doaj   +1 more source

Analysis of Volatile Flavor Compounds in Corn under Different Treatments by GC-MS and GC-IMS

open access: yesLiang you shipin ke-ji, 2021
Corn was used as the research material, based on gas chromatography ion mobility spectroscopy (Gc-IMS) and gas chromatography-mass spectrometry (GC-MS), the odor fingerprints of corn were analyzed under 9 different treatments, including frying, steaming,
SUN Jia-qing   +3 more
doaj   +1 more source

Ion mobility in gas and liquid phases: How much orthogonality is obtained in capillary electrophoresis–ion mobility–mass spectrometry?

open access: yesELECTROPHORESIS, 2023
AbstractIon mobility–mass spectrometry (IM–MS) is an ever‐evolving tool to separate ions in the gas phase according to electrophoretic mobility with subsequent mass determination. CE is rarely coupled to IM–MS, possibly due to similar separation mechanisms based on electrophoretic mobility. Here, we investigate the orthogonality of CE and ion mobility (
Jasmin Schairer   +6 more
openaire   +3 more sources

Ion Mobility Spectrometry-Mass Spectrometry Coupled with Gas-Phase Hydrogen/Deuterium Exchange for Metabolomics Analyses [PDF]

open access: yesJournal of the American Society for Mass Spectrometry, 2017
Ion mobility spectrometry-mass spectrometry (IMS-MS) in combination with gas-phase hydrogen/deuterium exchange (HDX) and collision-induced dissociation (CID) is evaluated as an analytical method for small-molecule standard and mixture characterization.
Hossein, Maleki   +4 more
openaire   +2 more sources

NMR analysis suggests the terminal domains of Robo1 remain extended but are rigidified in the presence of heparan sulfate

open access: yesScientific Reports, 2022
Human roundabout 1 (hRobo1) is an extracellular receptor glycoprotein that plays important roles in angiogenesis, organ development, and tumor progression.
Robert V. Williams   +4 more
doaj   +1 more source

The feeding tube of cyst nematodes:characterisation of protein exclusion [PDF]

open access: yes, 2014
Plant parasitic nematodes comprise several groups; the most economically damaging of these are the sedentary endoparasites. Sedentary endoparasitic nematodes are obligate biotrophs and modify host root tissue, using a suite of effector proteins, to ...
Jones, John T.   +30 more
core   +1 more source

Analysis of Volatile Markers and Their Biotransformation in Raw Chicken during Staphylococcus aureus Early Contamination

open access: yesFoods, 2023
To address the potential risks to food safety, headspace solid-phase microextraction coupled with gas chromatography-mass spectrometry (HS-SPME-GC-MS) and headspace gas chromatography–ion mobility spectrometry (HS-GC-IMS) were used to analyze the ...
Yin Wang   +4 more
doaj   +1 more source

Design and Application of a Traveling Wave Pulse Power Supply for Traveling Wave Ion Mobility Spectrometry [PDF]

open access: yesZhipu Xuebao, 2022
Ion mobility (IM) coupled mass spectrometry (MS) is a versatile tool for analytical separations, characterization, and detection by measuring collision cross-sections and mass-to-charge (m/z) ratios.
LI Hong1   +8 more
doaj   +1 more source

Mass spectrometry of alkylbenzenes and related compounds. Part I. Gas-phase ion chemistry of alkylbenzene radical cations [PDF]

open access: yes, 1990
Kuck D. Mass spectrometry of alkylbenzenes and related compounds. Part I. Gas-phase ion chemistry of alkylbenzene radical cations. Mass Spectrometry Reviews.
Dietmar Kuck, Kuck, Dietmar
core   +1 more source

Flavor properties of Chinese noodles processed by dielectric drying

open access: yesFrontiers in Nutrition, 2022
Volatile organic compounds (VOCs) significantly impact food flavor. In this work, Electron nose (E-nose), head space solid phase microextraction-gas chromatography-mass spectrometry (HS-SPME-GC-MS), and head space-gas chromatography-ion mobility ...
Qian Lin   +6 more
doaj   +1 more source

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