Showing 261 - 280 results of 1,792 for search '"chromatography"', query time: 0.08s Refine Results
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    Determination of 2-Propenal Using Headspace Solid-Phase Microextraction Coupled to Gas Chromatography–Time-of-Flight Mass Spectrometry as a Marker for Authentication of Unrefined Sesame Oil by Ahmad Rois Mansur, Tae Gyu Nam, Hae Won Jang, Yong-Sun Cho, Miyoung Yoo, Dongwon Seo, Jaeho Ha

    Published 2017-01-01
    “…Here, the determination of 2-propenal was performed by headspace solid-phase microextraction (HS-SPME) under mild temperature coupled to gas chromatography with time-of-flight mass spectrometry, enabling the detection of adulteration of unrefined sesame oil with refined corn or soybean oil. …”
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    Quantification of 3‑chloro-7‑hydroxy-4-methylcoumarin (CHMC) in urine as a biomarker of coumaphos exposure by high-performance liquid chromatography-fluorescence detection (HPLC-FLD) by Zachary G. Robbins, Cynthia A. Striley, Lee Wugofski

    Published 2025-06-01
    Subjects: “…Quantification of 3‑chloro-7‑hydroxy-4-methylcoumarin (CHMC) in urine as a biomarker of coumaphos exposure by high-performance liquid chromatography-fluorescence detection (HPLC-FLD)…”
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    Article
  13. 273

    Identification and Screening of Natural Neuraminidase Inhibitors from Reduning Injection via One-Step High-Performance Liquid Chromatography-Fraction Collector and UHPLC/Q-TOF-MS by Lijun An, Xie-An Yu, Wei Liu, Jin Li, Yan-Xu Chang

    Published 2020-01-01
    “…The one-step high-performance liquid chromatography-fraction collector (HPLC-FC) was selected to prepare fractions from Reduning (RDN) injection, while ultra-high-performance liquid chromatography/quadrupole-time-of-flight mass spectrometry (UHPLC/Q-TOF-MS) was used to identify fractions depending on their retention time and molecular ion. …”
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  14. 274

    Multiresidue Method for Quantification of Sulfonamides and Trimethoprim in Tilapia Fillet by Liquid Chromatography Coupled to Quadrupole Time-of-Flight Mass Spectrometry Using QuEChERS for Sample Preparation by Kátia S. D. Nunes, Márcia R. Assalin, José H. Vallim, Claudio M. Jonsson, Sonia C. N. Queiroz, Felix G. R. Reyes

    Published 2018-01-01
    “…A multiresidue method for detecting and quantifying sulfonamides (sulfapyridine, sulfamerazine, sulfathiazole, sulfamethazine, sulfadimethoxine, sulfamethoxazole, and sulfamethoxypyridazine) and trimethoprim in tilapia fillet (Oreochromis niloticus) using liquid chromatography coupled to mass spectrometry was developed and validated. …”
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  15. 275

    Salivary peptidomic profiling of chronic gingivostomatitis in cats by matrix‐assisted laser desorption/ionization‐time‐of‐flight mass spectrometry and nanoscale liquid chromatography‐tandem mass spectrometry by Sekkarin Ploypetch, Apisit Pornthummawat, Sittiruk Roytrakul, Janthima Jaresitthikunchai, Narumon Phaonakrop, Sabrina Wahyu Wardhani, Sitthichok Lacharoje, Somporn Techangamsuwan

    Published 2025-01-01
    “…Objective Evaluate the diversity and abundance of salivary peptides in cats with FCGS using matrix‐assisted laser desorption/ionization‐time‐of‐flight mass spectrometry (MALDI‐TOF MS) and nanoscale liquid chromatography‐tandem mass spectrometry (nano LC‐MS/MS). …”
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    Rapid Determination of 26 Pyrrolizidine Alkaloids in Milk Power and Liquid Milk by Solid Phase Extraction Combined with Ultra-high Performance Liquid Chromatography-Tandem Mass Spectrometry by CHEN Yankai

    Published 2024-12-01
    Subjects: “…solid phase extraction; ultra-high performance liquid chromatography-tandem mass spectrometry; milk powder and liquid milk; pyrrolizidine alkaloids…”
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  18. 278

    A Liquid Chromatography with Tandem Mass Spectrometry-Based Proteomic Analysis of Primary Cultured Cells and Subcultured Cells Using Mouse Adipose-Derived Mesenchymal Stem Cells by Yoshiki Nakashima, Saifun Nahar, Chika Miyagi-Shiohira, Takao Kinjo, Naoya Kobayashi, Issei Saitoh, Masami Watanabe, Jiro Fujita, Hirofumi Noguchi

    Published 2019-01-01
    “…In this study, a protein expression analysis was performed by liquid chromatography with tandem mass spectrometry (LC-MS/MS) using mouse primary cultured cells (P0) and cells passaged three times (P3) as samples. …”
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  19. 279

    Urinary Metabolomics on the Biochemical Profiles in Diet-Induced Hyperlipidemia Rat Using Ultraperformance Liquid Chromatography Coupled with Quadrupole Time-of-Flight SYNAPT High-Definition Mass Spectrometry by Hua Miao, Hua Chen, Xu Zhang, Lu Yin, Dan-Qian Chen, Xian-Long Cheng, Xu Bai, Feng Wei

    Published 2014-01-01
    “…Ultraperformance liquid chromatography coupled with quadrupole time-of-flight synapt high-definition mass spectrometry metabolomics was used to characterize the urinary metabolic profiling of diet-induced hyperlipidaemia in a rat model. …”
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