Showing 221 - 240 results of 1,443 for search '"mass spectrometry"', query time: 0.12s Refine Results
  1. 221
  2. 222
  3. 223
  4. 224
  5. 225
  6. 226
  7. 227
  8. 228
  9. 229
  10. 230

    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. …”
    Get full text
    Article
  11. 231
  12. 232

    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. The sample preparation was optimized using the QuEChERS approach. …”
    Get full text
    Article
  13. 233

    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…”
    Get full text
    Article
  14. 234

    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. …”
    Get full text
    Article
  15. 235

    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. …”
    Get full text
    Article
  16. 236

    Global proteomics and affinity mass spectrometry analysis of human Schwann cells indicates that variation in and loss of neurofibromin (NF1) alters protein expression and cellular and mitochondrial metabolism by Christian X Fay, Elizabeth R.M. Zunica, Elias Awad, William Bradley, Cameron Church, Jian Liu, Hui Liu, David K. Crossman, James A. Mobley, John P. Kirwan, Christopher L. Axelrod, Erik Westin, Robert A. Kesterson, Deeann Wallis

    Published 2025-01-01
    “…Abstract In efforts to evaluate potential biomarkers and drug targets for Neurofibromatosis Type I (NF1) we utilized affinity mass spectrometry and global proteomics to investigate how variation within and loss of NF1 affect immortalized human Schwann cells. …”
    Get full text
    Article
  17. 237
  18. 238

    Rapid Determination of 21 Chinese Domestically Registered Pesticides in Ginseng Using Cleanup Based on Zirconium-Oxide-Modified Silica and Ultrahigh-Performance Liquid Chromatography-Tandem Mass Spectrometry by Zhongbei Zhang, Zhou Lu, Nan Fang, Zhiguang Hou, Weiming Ren, Yueru Li, Zhongbin Lu

    Published 2021-01-01
    “…Instrumental analysis was completed in 5 min using the ultrahigh-performance liquid chromatography-tandem mass spectrometry (UHPLC-MS/MS). The linearity (r > 0.99) for all analytes was satisfactory over the calibration range of 0.002–0.1 μg mL−1. …”
    Get full text
    Article
  19. 239

    Characterization of the key aroma compounds in four varieties of pomegranate juice by gas chromatography-mass spectrometry, gas chromatography-olfactometry, odor activity value, aroma recombination, and omission tests by Cong Lu, Yuyu Zhang, Ping Zhan, Peng Wang, Honglei Tian

    Published 2023-01-01
    “…The aroma profiles of 4 varieties of pomegranate juice, including Dahongtian (DP), Jingpitian (JP), Luyudan (LP), and Tianhonngdan (TP), were investigated via gas chromatography-mass spectrometry (GC-MS) and gas chromatography-olfactometry (GC-O) analyses. …”
    Get full text
    Article
  20. 240