Showing 741 - 760 results of 1,443 for search '"mass spectrometry"', query time: 0.06s Refine Results
  1. 741

    Toxicity and Molecular Identification of Green Toadfish Lagocephalus lunaris Collected from Kyushu Coast, Japan by Yuji Nagashima, Takuya Matsumoto, Keisuke Kadoyama, Shoichiro Ishizaki, Makoto Terayama

    Published 2011-01-01
    “…Liquid chromatography/mass spectrometry analysis revealed that TTX was the major toxin. …”
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    Article
  2. 742

    Effect of Isopropanol on Microstructure and Activity of TiO2 Films with Dominant {001} Facets for Photocatalytic Degradation of Bezafibrate by Murtaza Sayed, Fu Pingfeng, Hasan M. Khan, Pengyi Zhang

    Published 2014-01-01
    “…The photocatalytic degradation intermediates of bezafibrate were analyzed by an ultraperformance liquid chromatography-tandem mass spectrometry (UPLC-MS/MS), and accordingly the degradation pathways were proposed.…”
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  3. 743

    Serum Triamcinolone Levels following Cervical Interlaminar Epidural Injection by Tim J. Lamer, Rozalin R. Dickson, Halena M. Gazelka, Wayne T. Nicholson, Joel M. Reid, Susan M. Moeschler, W. Michael Hooten

    Published 2018-01-01
    “…The sample extract was analyzed by tandem mass spectrometry. Results. The terminal elimination half-life of cervical epidural-administered triamcinolone in a noncompartmental analysis was 219 hours. …”
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  4. 744

    Sulfonamide Residues: Honey Quality in the Czech Market by Sandra Dluhošová, Ivana Borkovcová, Lenka Kaniová, Lenka Vorlová

    Published 2018-01-01
    “…Chromatographic analysis was performed by ultraperformance liquid chromatography with tandem mass spectrometry (UPLC-MS/MS) using a triple quadrupole (QqQ) in positive ionization mode (ESI+). …”
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    Article
  5. 745

    Quantitative Analysis of Multicomponents in Qufeng Zhitong Capsule and Application of Network Pharmacology to Explore the Anti-Inflammatory Activity of Focused Compounds by Mengjie Xue, Yuting Zhao, Ying Cui, Jing Yang, Yuefei Wang, Xin Chai

    Published 2022-01-01
    “…In this study, by taking advantage of ultra-high-performance liquid chromatography tandem Q-Exactive Orbitrap high-resolution mass spectrometry, 16 chemical components such as gallic acid, protocatechuic acid, and neochlorogenic acid in QZC were characterized and unambiguously identified based on comparison with the corresponding reference standards. …”
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    Article
  6. 746

    Silicate-substituted bovine-derived hydroxyapatite as a bone substitute in regenerative dentistry by Jithendra Ratnayake, Niranjan Ramesh, Maree L Gould, Michael R Mucalo, George J Dias

    Published 2025-01-01
    “…Fourier-transform infrared spectroscopy and X-ray diffraction studies validated the effective incorporation of silicon ions into the BHA lattice, with energy-dispersive X-ray and inductively-coupled plasma mass spectrometry further confirming a Ca/P molar ratio for SiBHA between 1.63 and 1.74. …”
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    Article
  7. 747

    Validated UPLC-MS/MS Method for Determination of Futibatinib and Its Pharmacokinetics in Beagle Dogs by Heng Li, Hao-Zhe Ding, Yi-Lin Wang, Feng Zhang, Ya-Hao Song, Xiang-Jun Qiu

    Published 2022-01-01
    “…An ultra-high performance liquid chromatography-tandem mass spectrometry (UPLC-MS/MS) method to determine the concentration of futibatinib in beagle dog plasma was developed and validated for the study of pharmacokinetics. …”
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  8. 748

    Rapid qualitative and quantitative analysis of strong aroma base liquor based on SPME-MS combined with chemometrics by Zongbao Sun, Junkui Li, Jianfeng Wu, Xiaobo Zou, Chi-Tang Ho, Liming Liang, Xiaojing Yan, Xuan Zhou

    Published 2021-05-01
    “…To objectively classify and evaluate the strong aroma base liquors (SABLs) of different grades, solid-phase microextraction-mass spectrometry (SPME-MS) combined with chemometrics were used. …”
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  9. 749

    Bioinsecticide Production from Cigarette Wastes by Badhane Gudeta, Solomon K, M. Venkata Ratnam

    Published 2021-01-01
    “…The extracted product was evaluated using a gas chromatography–mass spectrometry (GC-MS) and a UV/visible spectrophotometer. …”
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  10. 750

    Physiological value of intestinal microflora by S. Yu. Kuchumova, Ye. A. Poluektova, A. A. Sheptulin, V. T. Ivashkin

    Published 2011-09-01
    “…In the last years in clinical practice chemical methods, in particular gas chromatography (GC) in combination to mass spectrometry (GC-MS) are actively developed, the method of fluorescent DNA hybridization in situ (FISH) is applied, polymerase chain reaction (PCR-diagnostics) became quite widespread method of microorganisms assessment. …”
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  11. 751

    Endothelial Progenitor Cell Migration-Enhancing Factors in the Secretome of Placental-Derived Mesenchymal Stem Cells by Witchayaporn Kamprom, Pakpoom Kheolamai, Yaowalak U-Pratya, Aungkura Supokawej, Methichit Wattanapanitch, Chuti Laowtammathron, Sittiruk Roytrakul, Surapol Issaragrisil

    Published 2016-01-01
    “…By using protein fractionation and mass spectrometry analysis, we identified several novel candidates for EPC migration enhancing factor in PL-MSCs secretome that could be used to enhance neovascularization in the injured/ischemic tissues. …”
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  12. 752

    Chemical Composition of Liquid Smoke from Mangrove Leaves: Potential Aphrodisiac Effects and Implications for Coastal Ecosystem Sustainability by Ratnani Rita D., Mulangsri Dewi A. K., Muhyi Ahmad, Meilani Dwi, Muhaimin Wahid, Arifan Fahmi, Steven Soen, Arianti Forita D.

    Published 2025-01-01
    “…Gas Chromatography-Mass Spectrometry (GC-MS) analysis revealed that the liquid smoke dominantly consists of phenolic compounds, organic acids, and esters, potentially contributing to aphrodisiac effects. …”
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  13. 753

    Peculiarities of the classification of raw-smoked sausages during forensic commodity examination by Ye. М. Sobakar, Ya. О. Kulyk

    Published 2024-03-01
    “…Prospective instrumental methods of examination of raw smoked sausages are defined, in particular spectral analysis, chromatographic methods, mass spectrometry, microscopy, thermal analysis; the main microbiological procedures that can be used during the examination of raw-smoked sausages are described; characteristic defects of raw-smoked sausages are summarized, including those that indicate its low quality or may be a sign of spoilage; describes the general sequence of actions that occur during the examination of this product.…”
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  14. 754

    Supramolecular assembly of covalently modified Anderson-type polyoxometalates and crown ethers towards pseudo-rotaxane structures by Yi-An Yin, Wu-Ji Chen, Chun-Yan Liu, Meng-Meng Zhang, Chang-Gen Lin, Haralampos N. Miras, Yu-Fei Song

    Published 2025-03-01
    “…Seven new POM–crown ether complexes were prepared by varying the countercations and the modification mode of the Anderson clusters, and they were fully characterized by single-crystal X-ray diffraction, electrospray ionization time-of-flight mass spectrometry (ESI–TOF–MS), 1H nuclear magnetic resonance (NMR), etc. …”
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  15. 755

    Influence of <i>Eimeria</i> spp. and <i>Clostridium perfringens</i> Infection on Growth Performance and Toltrazuril Residues in Chickens by Konrad Pietruk, Jacek Karamon, Piotr Jedziniak, Stanisław Tokarzewski, Małgorzata Olejnik

    Published 2025-01-01
    “…In this study, we assessed the effects of <i>Eimeria</i> spp. infection and coinfection with <i>Eimeria</i> spp. and <i>Clostridium perfringens</i> on chicken weight and toltrazuril concentrations, along with two metabolites—toltrazuril sulfoxide and toltrazuril sulfone—using liquid chromatography coupled with mass spectrometry. The analysis of liver and muscle samples showed lower levels of residues in groups challenged with <i>Eimeria</i> spp. …”
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  16. 756

    Investigating the impact of dioxins, furans, and coplanar polychlorinated biphenyls on mortality, inflammatory states, and chronic diseases: An integrative epidemiological analysis by Jiaxing Tan, Ying Gao, Yuanlin Xia, Peiyan Sun, Wei Qin

    Published 2025-01-01
    “…Exposure was quantified in serum through high-resolution gas chromatography and isotope-dilution high-resolution mass spectrometry. Statistical analyses employed multivariate Cox regression, multivariate logistic regression, restricted cubic splines and subgroup analysis. …”
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  17. 757

    Analyses of Mineral Content and Heavy Metal of Honey Samples from South and East Region of Turkey by Using ICP-MS by Serap Kılıç Altun, Hikmet Dinç, Nilgün Paksoy, Füsun Karaçal Temamoğulları, Mehmet Savrunlu

    Published 2017-01-01
    “…The mineral contents were analyzed by inductively coupled plasma mass spectrometry (ICP-MS). The most abundant minerals were K, Na, and Ca ranging within 1.18–268 ppm, 0.57–13.1 ppm, and 0.77–4.5 ppm, respectively. …”
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  18. 758

    Urinary Concentrations of Steroids in Bulls under Anabolic Treatment by Revalor-XS® Implant by Giancarlo Biancotto, Roberto Stella, Federica Barrucci, Francesca Lega, Roberto Angeletti

    Published 2016-01-01
    “…The analytical method was based on liquid chromatography-tandem mass spectrometry. Results showed average urinary concentrations of α-trenbolone and α-estradiol during treatment in the range of (0.81÷2.1) ng mL−1 and (0.96÷4.4) ng mL−1, respectively, whereas β-trenbolone and β-estradiol exhibit urinary concentrations lower than 0.22 ng mL−1 in both cases. …”
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  19. 759

    Incorporation of AgVO3 into Glass Ionomer Cement: Ionic Release by Mariana Pardi, Kaio Luca Gimenes Ribeiro, Manoela Borges e Souza Marques, Carla Regina Costa, Estephane Botan de Brito Silva, Marco Antônio Schiavon, Andréa Cândido dos Reis, César Penazzo Lepri, Denise Tornavoi de Castro

    Published 2025-01-01
    “…The release of silver (Ag+) and vanadium (V4+/V5+) was determined using inductively coupled plasma mass spectrometry (ICP-MS). The release of fluoride was determined using an ion-selective electrode. …”
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  20. 760

    Semisynthesis of Derivatives of Oleanolic Acid from Syzygium aromaticum and Their Antinociceptive and Anti-Inflammatory Properties by Sibusiso Rali, Opeoluwa O. Oyedeji, Olukayode O. Aremu, Adebola O. Oyedeji, Benedicta N. Nkeh-Chungag

    Published 2016-01-01
    “…The derived compounds were monitored with thin layer chromatography and confirmed with nuclear magnetic resonance (NMR) spectroscopy, mass spectrometry (MS), Fourier infrared (FT-IR) spectroscopy, and melting point (Mp). …”
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