Showing 121 - 140 results of 969 for search '"liquid chromatography"', query time: 0.06s Refine Results
  1. 121

    Rapid, Sensitive and Validated Ultra-Performance Liquid Chromatography/Mass Spectrometric Method for the Determination of Fenofibric Acid and its Application to Human Pharmacokinetic Study by Sunil K. Dubey, Manoj S. Tomar, Anil Kumar Patni, Arshad Khuroo, Simrit Reyar, Tausif Monif

    Published 2010-01-01
    “…The first, rapid and sensitive ultra performance liquid chromatography mass spectrometric method for the determination of fenofibric acid, the active metabolite of fenofibrate, a lipid regulating agent, in human EDTA plasma has been developed and validated using fenofibric d6 acid as internal standard and Waters LC-MS/MS. …”
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    Article
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    An Efficient Solid-Phase Extraction-Based Liquid Chromatography Method to Simultaneously Determine Diastereomers α-Tocopherol, Other Tocols, and Retinol Isomers in Infant Formula by Baifen Huang, Zengxuan Cai, Jingshun Zhang, Jiaojiao Xu

    Published 2021-01-01
    “…The separation and simultaneous quantitation of diastereomers of DL-α-tocopherol, eight tocol forms, and retinols (trans and cis) have been conducted by reversed-phase liquid chromatography followed by solid-phase extraction. …”
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  4. 124

    Highly-sensitive quantification of carbamazepine and identification of its degradation and metabolism products in human liver by high performance liquid chromatography – High resolution mass spectrometry by Andrei Pirogov, Ekaterina Shirokova, Samvel Barsegyan, Nikita Gandlevskiy, Valeriya Akimova, Alessandro Barge, Aleksander Nosyrev

    Published 2025-06-01
    “…A method for the qualitative and quantitative determination of carbamazepine in human post mortem liver tissues using high-performance liquid chromatography coupled with high-resolution mass spectrometry has been developed. …”
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  5. 125

    Development and Validation of a Simple High Performance Liquid Chromatography/UV Method for Simultaneous Determination of Urinary Uric Acid, Hypoxanthine, and Creatinine in Human Urine by Nimanthi Wijemanne, Preethi Soysa, Sulochana Wijesundara, Hemamali Perera

    Published 2018-01-01
    “…Hence, we report a simple reverse phase high performance liquid chromatography (HPLC/UV) technique, developed and validated for simultaneous analysis of uric acid, hypoxanthine, and creatinine in human urine. …”
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    Simultaneous Quantification of Six Bioactive Components in Decoction of Ziziphi spinosae Semen Using Ultrahigh Performance Liquid Chromatography Coupled with Triple-Quadrupole Mass Spectrometry by Xiao Liu, Xiaochai Zhu, Hui Zhu, Li Xie, Jia Ma, Yinghui Xu, Qigang Zhou, Zejun Wu, Baochang Cai

    Published 2018-01-01
    “…This paper was conducted to develop a method containing ultrahigh performance liquid chromatography coupled with triple-quadrupole tandem mass spectrometry for simultaneous quantification of six bioactive components in the decoction of Ziziphi spinosae Semen. …”
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  11. 131

    A Sensitive and Selective Method for Determination of Aesculin in Cortex Fraxini by Liquid Chromatography Quadrupole Time-of-Flight Tandem Mass Spectrometry and Application in Pharmacokinetic Study by Yi Li, Hui Guo, Yinying Wu, Qianqian Geng, Danfeng Dong, Huili Wu, Enxiao Li

    Published 2013-01-01
    “…A rapid and sensitive method for determining aesculin of Cortex fraxini in rat was developed using high-performance liquid chromatography (HPLC) quadrupole time-of-flight (QTOF) tandem mass (MS/MS). …”
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  12. 132

    Chemical Identification and Antioxidant Screening of Bufei Yishen Formula using an Offline DPPH Ultrahigh-Performance Liquid Chromatography Q-Extractive Orbitrap MS/MS by Jinyan Wu, Bangrong Cai, Ang Zhang, Peng Zhao, Yan Du, Xuefang Liu, Di Zhao, Liu Yang, Xinguang Liu, Jiansheng Li

    Published 2022-01-01
    “…We developed an efficient ultrahigh-performance liquid chromatography Q-Extractive Orbitrap mass spectrometry method to identify the composition of BYF and determine its antioxidant profile through an offline screening strategy based on 1,1-diphenyl-2-trinitrophenylhydrazine (DPPH)-liquid chromatography-mass spectrometry. …”
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  13. 133

    Rapid screening of 420 pesticide residues in fruits and vegetables using ultra high performance liquid chromatography combined with quadrupole-time of flight mass spectrometry by Junmei Ma, Sufang Fan, Liqiong Yang, Liangna He, Hongwen Zhai, Xiaowei Ren, Qiang Li, Yan Zhang

    Published 2023-07-01
    “…A new method for screening and identification 420 pesticide residues in fruits and vegetables by ultra-performance liquid chromatography coupled with quadrupole-time of flight mass spectrometry (UPLC-Q-TOF/MS) were developed. …”
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  14. 134

    A liquid chromatography-high-resolution mass spectrometry method for separation and identification of hemoglobin variant subunits with mass shifts less than 1 Da by Ainslie Chen, Ryan M. Aquino, Hector A. Vidal, Carolyn V. Wong, Ruben Y. Luo

    Published 2025-01-01
    “…Methods: We report a liquid chromatography-high-resolution mass spectrometry (LC-HR-MS) method to separate several pairs of normal and variant Hb subunits with mass shifts of less than 1 Da and successfully identify them in intact-protein and top-down analyses. …”
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    Determination of 13 Aminoglycoside Residues in Milk by Weak Cation Exchange Solid Phase Extraction Coupled with Ultra-high Performance Liquid Chromatography-Tandem Mass Spectrometry by HE Jinlin, SHEN Luying, SUN Ting, FU Jianwei, YAN Lijuan, XU Dunming

    Published 2025-02-01
    Subjects: “…aminoglycosides; ultra-high performance liquid chromatography-tandem mass spectrometry; milk; weak cation exchange solid phase extraction; residues…”
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  19. 139

    Development of a Novel, Sensitive, Selective, and Fast Methodology to Determine Malondialdehyde in Leaves of Melon Plants by Ultra-High-Performance Liquid Chromatography-Tandem Mass Spectrometry by Melisa E. Yonny, Ariel Rodríguez Torressi, Mónica A. Nazareno, Soledad Cerutti

    Published 2017-01-01
    “…Thus a reliable, sensitive, simple, selective, and rapid separative strategy based on ultra-high-performance liquid chromatography coupled to positive electrospray-tandem mass spectrometry (UPLC-(+)ESI-MS/MS) was developed for the first time to measure MDA, without derivatization, in leaves of melon plants exposed to stress conditions. …”
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  20. 140

    Simultaneous Determination of Nine Neonicotinoid Insecticides and Five Metabolites in Meat by QuEChERS Coupled with Ultra-high Performance Liquid Chromatography-Tandem Mass Spectrometry by LIN Binbin, YANG Zhijin, HUANG Xuliang, LIN Xiaolian

    Published 2024-12-01
    Subjects: “…neonicotinoid insecticides; metabolites; meat; quick, easy, cheap, effective, rugged, safe; ultra-high performance liquid chromatography-tandem mass spectrometry…”
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    Article