Showing 881 - 900 results of 1,810 for search '"Mass spectrometry"', query time: 0.07s Refine Results
  1. 881

    Application of Check-All-That-Apply (CATA) for formulating and characterizing sargassum seaweed-based kombucha drink: Effects of different sugar types and fermentation times by Isnaini Cahyuning, Nurdiana Risma Safita, Hardiningtyas Safrina Dyah, Kunicki Anya, Corcoran Ashley, Ramadhan Wahyu

    Published 2024-01-01
    “…The sensory flavor profile of Seaweed Kombucha was elucidated through Check-All-That-Apply (CATA) and Gas Chromatography-Mass Spectrometry (GC-MS) methodologies. The optimal Seaweed Kombucha sample exhibited a volatile compound profile comprising acids, alcohols, ketones, heterocyclic compounds, and other constituents.…”
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    Article
  2. 882

    Chemical Composition, Total Phenolic Content, and Antioxidant Activities of the Essential Oils of the Leaves and Fruit Pulp of Annona muricata L. (Soursop) from Ghana by Joseph Nana Gyesi, Rita Opoku, Lawrence Sheringham Borquaye

    Published 2019-01-01
    “…Essential oils were obtained via hydrodistillation and characterized by gas chromatography-mass spectrometry. Antioxidant potential was evaluated via the phosphomolybdenum, hydrogen peroxide scavenging, and 1,1-diphenyl-2-picrylhydrazyl (DPPH) free radical scavenging assays. …”
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    Article
  3. 883

    Screening of Trace Elements in Hair of the Female Population with Different Types of Cancers in Wielkopolska Region of Poland by Bogusław Czerny, Krzysztof Krupka, Marcin Ożarowski, Agnieszka Seremak-Mrozikiewicz

    Published 2014-01-01
    “…Mineral element analysis of hair was performed using an atomic emission spectrophotometer with inductively coupled plasma (ICP-OES) and inductively coupled plasma mass spectrometry (ICP-MS). Results. Statistically significantly lower concentrations of selenium, zinc, copper, germanium and boron, iron, and magnesium were observed in the three groups of cancer patients. …”
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    Article
  4. 884

    Centrosymmetric Binuclear Boron Compounds Derived from Dithiooxamides: Synthesis, Characterization, and Their Photophysical Properties by Marisol Ibarra-Rodríguez, Blanca M. Muñoz-Flores, Jesús Lara Cerón, Rosa Santillán, María E. Ochoa, Noemí Waksman, Víctor M. Jiménez-Pérez

    Published 2018-01-01
    “…The compounds were characterized by NMR (1H and 13C), UV-vis, fluorescence spectroscopy, and high resolution mass spectrometry. The crystal structure of the mononuclear boron compound was determined by single-crystal X-ray diffraction analysis. …”
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  5. 885

    Quantitative Determination of p-Cymene, Thymol, Neryl Acetate, and β-Caryophyllene in Different Growth Periods and Parts of Eupatorium fortunei Turcz. by GC-MS/MS by Guanjun Nan, Lina Zhang, Zhengzheng Liu, Yu Liu, Yan Du, Hongwen Zhao, Hongxia Zheng, Rong Lin, Guangde Yang, Shaohua Zheng

    Published 2021-01-01
    “…In this study, a gas chromatography-triple quadrupole mass spectrometry (GC-MS/MS) method was developed and validated to simultaneously determine the contents of p-cymene, thymol, neryl acetate, and β-caryophyllene in roots, stems, and leaves of Eupatorium fortunei Turcz. harvested at different growth periods. …”
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    Article
  6. 886

    B-doped nano-hydroxyapatite facilitates proliferation and differentiation of osteoblasts by Qiao Kang, Wenhao Wang, Shengtao Wu, Ganggang Hu

    Published 2025-01-01
    “…Methods B-nHAp characterization was accomplished by means of X-ray diffraction, scanning electron microscopy, inductively coupled plasma mass spectrometry, and transmission electron microscopy. …”
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    Article
  7. 887

    Protective effects of Euphorbia heterophylla against testicular degeneration in streptozotocin-induced diabetic rats in relation to phytochemical profile. by Ahmed M Nagy, Heba A Fahmy, Mohamed F Abdel-Hameed, Rehab F Taher, Alaa M Ali, Mohamed M Amin, Sherif M Afifi, Tuba Esatbeyoglu, Mohamed A Farag, Abdelsamed I Elshamy

    Published 2025-01-01
    “…High-resolution ultra-performance liquid chromatography-mass spectrometry (UHPLC-ESI-Orbitrap-MS) analysis was employed to analyze the compounds present in EH-EtOH. …”
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    Article
  8. 888

    Anion-Directed Assembly of a Bimetallic Pd/Ag Nanocluster: Synthesis, Characterization, and HER Activity by Yu-Rong Ni, Rugma Thekke Pangal, Michael N. Pillay, Tzu-Hao Chiu, Samia Kahlal, Jean-Yves Saillard, C. W. Liu

    Published 2025-01-01
    “…The distinctive hydride environment was characterized by NMR spectroscopy, and the total structure was determined by single-crystal X-ray diffraction (SCXRD) and supported by computational studies. Mass spectrometry and X-ray photoelectron spectroscopy (XPS) further confirmed the assigned composition. …”
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  9. 889

    High-Titre Neutralizing Antibodies to H1N1 Influenza Virus after Mouse Immunization with Yeast Expressed H1 Antigen: A Promising Influenza Vaccine Candidate by Edyta Kopera, Konrad Zdanowski, Karolina Uranowska, Piotr Kosson, Violetta Sączyńska, Katarzyna Florys, Bogusław Szewczyk

    Published 2019-01-01
    “…Analysis of the N-linked glycans using mass spectrometry revealed that the H1 protein is glycosylated at the same sites as the native HA. …”
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  10. 890

    Omics based technology application in poultry meat research by Huaijun Zhou, Austin Quach, Mahesh Nair, Behnam Abasht, Byungwhi Kong, Brian Bowker

    Published 2025-01-01
    “…This Poultry Science Association symposium paper includes 5 sections that cover: 1) functional annotation of cis-regulatory elements in the genome informs genetic control of complex traits in poultry, 2) mass spectrometry for proteomics, metabolomics, and lipidomics, 3) proteomic approaches to investigate meat quality, 4) spatial transcriptomics and metabolomics studies of wooden breast disease, and 5) multiomics analyses on chicken meat quality and spaghetti meat. …”
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  11. 891
  12. 892

    Antibacterial and antioxidant potentials, detection of host origin compounds, and metabolic profiling of endophytic Bacillus spp. isolated from Rauvolfia serpentina (L.) Benth. ex... by Rusi Lata, Surendra Kumar Gond

    Published 2025-01-01
    “…Untargeted analysis via Ultra High-Performance Liquid Chromatography-High-Resolution Mass Spectrometry (UHPLC-HRMS/MS) was conducted for profiling main phytochemicals in the leaves and to explore potential bioactive compounds in bacterial extracts. …”
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    Article
  13. 893

    A Highly Sensitive and Selective Colorimetric Hg2+ Ion Probe Using Gold Nanoparticles Functionalized with Polyethyleneimine by Kyung Min Kim, Yun-Sik Nam, Yeonhee Lee, Kang-Bong Lee

    Published 2018-01-01
    “…Time-of-flight secondary ion mass spectrometry showed that the Hg2+ ion was bound to the nitrogen atoms of the PEI in a bidentate manner (N–Hg2+–N), which resulted in a significant color change from light red to violet due to aggregation. …”
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  14. 894

    Effect of Benzothiadiazole Treatment during Veraison on Amino Acid Composition, Degradation and Metabolism in ‘Chardonnay’ Grape by GUAN Ruwen, CHEN Chunxia, ZHANG Yu, HAN Yuqi, WANG Jianfeng, WANG Feifei, WANG Huijun, WANG Bo, JIANG Yumei

    Published 2025-01-01
    “…The contents of glucose, fructose, sucrose, organic acids and amino acids, as well as enzyme activities related to amino acid degradation and metabolism and the resulting aroma products were analyzed by high performance liquid chromatography (HPLC), an automatic amino acid analyzer and solid phase microextraction combined with gas chromatography-mass spectrometry (SPME-GC-MS). The results showed that glutamic acid, arginine and proline were the major amino acids in ‘Chardonnay’ grape. …”
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  15. 895

    DISTRIBUTION OF TRACE ELEMENTS IN GROWTH ZONES AND SECTORS OF SPODUMENE CRYSTALS (PASHKI DEPOSIT, NURISTAN, AFGHANISTAN) by M.A. Ivanov, N. Hamdard, S.G. Skublov, V.V. Smolensky

    Published 2024-06-01
    “…Regular distribution of several trace elements in spodumene crystals of the Pashki pegmatite Li deposits in Afghanistan (Nuristan province) is analyzed using secondary ion mass spectrometry (SIMS). Twenty seven local analyses of 19 elements were carried out in spodumene samples of different generations taken from pegmatites during field works of 2023. …”
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    Article
  16. 896

    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
  17. 897

    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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    Article
  18. 898

    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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    Article
  19. 899

    The First Case of Candida auris Detection and Infection Control in a Pediatric Bone Marrow Transplant Child Patient in Guangxi, China by Yang L, Hong K, Luo J, Wang L, Zhang L, Jiang L, Peng Q, Guo J

    Published 2025-01-01
    “…C. auris was isolated from urine and identified using matrix-assisted laser desorption ionization–time of flight (MALDI-TOF) mass spectrometry, and the isolate belonged to clade I using sequencing. …”
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    Article
  20. 900

    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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