Showing 821 - 840 results of 1,810 for search '"Mass spectrometry"', query time: 0.11s Refine Results
  1. 821

    Immunomodulatory Effect of Flavonoids of Blueberry (Vaccinium corymbosum L.) Leaves via the NF-κB Signal Pathway in LPS-Stimulated RAW 264.7 Cells by Dazhi Shi, Mengyi Xu, Mengyue Ren, Enshan Pan, Chaohua Luo, Wei Zhang, Qingfa Tang

    Published 2017-01-01
    “…The flavonoids of blueberry leaves were prepared with 70% ethanol and were identified by ultraperformance liquid chromatography/quadrupole-time-of-flight mass spectrometry (UPLC/Q-Tof-MS). The immunoregulatory effect and possible regulatory mechanisms of FBL were investigated in lipopolysaccharide- (LPS-) induced RAW 264.7 cells. …”
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  2. 822

    Synthesis and Spectroscopic Characterization of Some New Axially Ligated Indium(III) Macrocyclic Complexes and Their Biological Activities by Gauri D. Bajju, Altaf Ahmed, Deepmala Gupta, Ashu Kapahi, Gita Devi

    Published 2014-01-01
    “…These derivatives were characterized on the basis of mass spectrometry, 1H-NMR, IR, and UV-visible data. The separation and isolation of these derivatives have been achieved through chromatography. …”
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  3. 823

    Casein Kinases 2-dependent phosphorylation of the placental ligand VAR2CSA regulates Plasmodium falciparum-infected erythrocytes cytoadhesion. by Dominique Dorin-Semblat, Jean-Philippe Semblat, Romain Hamelin, Anand Srivastava, Marilou Tetard, Graziella Matesic, Christian Doerig, Benoit Gamain

    Published 2025-01-01
    “…We notably show that both CK2α can phosphorylate the extracellular region of recombinant and immunoprecipitated VAR2CSA. Mass spectrometry analysis of recombinant VAR2CSA phosphorylated by recombinant Human and P. falciparum CK2α combined with site-directed mutagenesis led to the identification of residue S1068 in VAR2CSA, which is phosphorylated by both enzymes and is associated with CSA binding. …”
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  4. 824

    Dissipation and Residue Level of Thifluzamide in Rice Field Ecosystem by Weitao Chen, Minghui Li, Wenxi Li, Xuemin Wu, Lijun Han

    Published 2015-01-01
    “…An efficient modified QuEChERS method combined with high performance liquid chromatography-tandem mass spectrometry detection (HPLC-MS/MS) was established and evaluated for the residue analysis of thifluzamide in rice grain, husk, straw, seedling, paddy water, and soil. …”
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  5. 825

    Ribosomes translocation into the spore of Bacillus subtilis is highly organised and requires peptidoglycan rearrangements by Olga Iwańska, Przemysław Latoch, Mariia Kovalenko, Małgorzata Lichocka, Joanna Hołówka, Remigiusz Serwa, Agata Grzybowska, Jolanta Zakrzewska-Czerwińska, Agata L. Starosta

    Published 2025-01-01
    “…Here, using microscopy and mass spectrometry, we show the localisation of ribosomes during sporulation in wild type and mutant Bacillus subtilis. …”
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  6. 826

    Oxidation state of bioavailable dissolved organic matter influences bacterioplankton respiration and growth efficiency by Brandon M. Stephens, Paolo Stincone, Daniel Petras, Chance J. English, Keri Opalk, Stephen Giovannoni, Craig A. Carlson

    Published 2025-01-01
    “…., more oxidized DOM), as detected by liquid chromatography-tandem mass spectrometry, coincided with increased hydrolyzable amino acid removal, increased ARQs and bacterioplankton respiration (BR), and a decreased bacterioplankton growth efficiency (BGE). …”
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  7. 827

    The Effect of Aromatherapy with Lavender Oil on the Health-Related Quality of Life in Patients with Fibromyalgia by Gulsah Yasa Ozturk, Ibrahim Bashan

    Published 2021-01-01
    “…In addition, the chromatographic analysis of lavender oil was performed with the combined headspace solid-phase microextraction and gas chromatography-mass spectrometry methods. When the quality of life scores were evaluated at baseline and after four weeks of lavender oil treatment, improvements were detected in all the subscales of SF-36 at the end of the study. …”
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  8. 828

    Efficient reduction of β-lactoglobulin allergenicity in milk using Clostridium tyrobutyricum Z816 by Qianru Zhao, Yuwei Wang, Zhengming Zhu, Quanyu Zhao, Liying Zhu, Ling Jiang

    Published 2023-05-01
    “…The hydrolyzed peptides were identified by liquid chromatography-tandem mass spectrometry (LC-MS/MS) and analyzed by molecular modeling, which indicated that C. tyrobutyricum Z816 could effectively degrade the antigenic epitopes of β-LG. …”
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  9. 829

    Influence of Solvent on the Component Composition and Antioxidant Properties of Apricot Cake (Prunus armeniaca L.) Extracts by A. S. Shakun, V. I. Vorobyova, O. E. Chygyrynets, M. I. Skiba

    Published 2020-01-01
    “…In the obtained extracts, identification of the sequestered chemically active compounds was carried out by means of chromatography, mass spectrometry, and IR and UV spectrometry, and the extracts were evaluated on antioxidant properties. …”
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  10. 830

    Effect on the Mechanism of PEW Moxibustion Treatment in Hemodialysis Patients based on the Variation of Amino Acid Profile by Yingshui KE, Moyan QIU, Gang CUI, Wanchun WEI, Erping YAN, Liu HE, Fujun QIU

    Published 2018-12-01
    “…The control group was treated with routine western medicine; the spleen and stomach regulating group was treated with Zusanli and Sanyinjiao moxibustion on the basis of the control group, twice a week, four weeks in each course, continuous treatment for three courses; The healthy group did not intervene.Ultra-high performance liquid chromatography tandem mass spectrometry (UPLC-MS) was used to detect 10 kinds of amino acids in plasma.The difference of amino acid profiles in hemodialysis patients before and after moxibustion was compared.Results:Arg, Cit, Gly, Pro of the PEW hemodialysis group were significantly higher than that of healthy group, with statistically significant differences (<italic>P</italic>&lt;0.05); Leu, Tyr and Val were significantly lower than that of healthy group, with statistically significant differences (<italic>P</italic>&lt;0.05). …”
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  11. 831

    Chemical Composition of Urtica simensis Grown in Different Regions of Ethiopia by Koju Bedekach Bayba, Amare Aregahegn Dubale, Bewketu Mehari, Minaleshewa Atlabachew

    Published 2020-01-01
    “…In addition, the fatty acid profiles of the leaves were analyzed by using gas chromatography coupled with mass spectrometry. A total of 16 different fatty acids were detected in the samples. …”
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  12. 832

    Methyl-Arginine Profile of Brain from Aged PINK1-KO+A53T-SNCA Mice Suggests Altered Mitochondrial Biogenesis by Georg Auburger, Suzana Gispert, Nadine Brehm

    Published 2016-01-01
    “…Now we studied brain hemispheres of DM mice at age of 18 months in a hypothesis-free approach, employing a quantitative label-free global proteomic mass spectrometry scan of posttranslational modifications focusing on methyl-arginine. …”
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  13. 833

    Proteomic Analysis of Hippocampus and Cortex in Streptozotocin-Induced Diabetic Model Mice Showing Dementia by Kenji Matsuura, Mieko Otani, Masaoki Takano, Keiichi Kadoyama, Shogo Matsuyama

    Published 2018-01-01
    “…The proteomic analysis of the hippocampus and cortex in streptozotocin- (STZ-) treated mouse diabetic model showing dementia was performed using two-dimensional gel electrophoresis (2-DE) followed by mass spectrometry (n=3/group). Results. Significant changes in the expression of 32 proteins and 7 phosphoproteins were observed in the hippocampus and cortex. …”
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  14. 834

    Formation of volatile compounds in salt-mediated naturally fermented cassava by Alberta N.A. Aryee, Christabel Tachie, Aleksei Kaleda

    Published 2025-01-01
    “…The 32 VOCs quantitated on day 50 by headspace solid-phase microextraction (HS-SPME) arrow coupled with gas chromatography–mass spectrometry (GC–MS) and classified as: alcohol (9), aldehydes (6), ketones (5), carboxylic acids (5), esters (3), nitriles (2), phenol (1) and hydrocarbon (1) were affected by the amount of added salt. …”
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  15. 835

    Characterization of mineral composition of leaves and flowers of wild-growing Sambucus nigra by Qazimi Bujar, Stafilov Trajče, Andonovska Katerina Bačeva, Tašev Krste, Geskovski Nikola, Dragusha Shpend, Koraqi Hyrije, Ejupi Valon

    Published 2024-03-01
    “…The minerals were determined by the application of inductively coupled plasma-atomic emission spectrometry (ICP-AES) and inductively coupled plasma-mass spectrometry (ICP-MS). A total of 31 elements were determined, 15 elements by the ICP-AES method (Al, B, Ba, Ca, Cr, Cu, Fe, K, Mg, Mn, Na, P, Sr, V, and Zn) and 16 elements by the ICP-MS method (Ag, As, Be, Bi, Cd, Co, Cs, Ga, Hg, In, Li, Ni, Pb, Rb, Tl, and U). …”
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  16. 836

    Purification and expression of a novel bacteriocin, JUQZ-1, against Pseudomonas syringae pv. Actinidiae (PSA), secreted by Brevibacillus laterosporus Wq-1, isolated from the rhizos... by Yang Shuai, Yi Langbo, Yang Yi, Chen Danni, Peng Qingzhong

    Published 2025-01-01
    “…Liquid chromatography–tandem mass spectrometry (LC–MS/MS) detection revealed that there were several peptides in the target band that were consistent with protein 01021 in the genome. …”
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    Article
  17. 837

    Multi-Element Composition of Honey as a Suitable Tool for Its Authenticity Analysis by Oroian Mircea, Amariei Sonia, Leahu Ana, Gutt Gheorghe

    Published 2015-06-01
    “…An inductively coupled plasma-mass spectrometry (ICP-MS) method was used to determine 27 elements in honey (Ag, Al, As, Ba, Be, Ca, Cd, Co, Cr, Cs, Cu, Fe, Ga, K, Li, Mg, Mn, Na, Ni, Pb, Rb, Se, Sr, Tl, U, V and Zn). …”
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  18. 838

    Involuntary intoxication caused by vaping the synthetic cannabinoid ADB-BUTINACA: A case report by Elise M.A. Slob, Maryam Lyousoufi, Sharif Pasha, Erik B. Wilms

    Published 2025-06-01
    “…Despite all negative results in the point-of-care test for recreational drugs, the liquid chromatography-quadrupole time-of-flight mass spectrometry (LC-QTOF-MS) analysis showed that the liquid of the e-cigarette contained ADB-BUTINACA, a synthetic cannabinoid. …”
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  19. 839

    Changes in Texture and Flavor of Dehydrated Shiitake Mushroom during Rehydration by LI Qianyu, CAO Xuehui, ZHUO Qiuchen, YOU Kaiyan, LIANG Zhitang, ZHU Danshi

    Published 2025-02-01
    “…An electronic tongue, headspace solid phase microextraction coupled with gas chromatography-mass spectrometry (HS-SPME-GC-MS) and laser scanning confocal microscopy (LSCM) were used to analyze the texture and flavor characteristics of shiitake mushroom during the rehydration process. …”
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  20. 840

    Preparation of Multiwalled Carbon Nanotubes/Hydroxyl-Terminated Silicone Oil Fiber and Its Application to Analysis of Crude Oils by Shukui Zhu, Ting Tong, Wanfeng Zhang, Wei Dai, Sheng He, Zhenyang Chang, Xuanbo Gao

    Published 2014-01-01
    “…A simple and efficient method to analyze the volatile and semivolatile organic compounds in crude oils has been developed based on direct immersion solid-phase microextraction coupled to comprehensive two-dimensional gas chromatography/time-of-flight mass spectrometry (DI-SPME-GC × GC/TOFMS). A novel fiber, multiwalled carbon nanotubes/hydroxyl-terminated silicone oil (MWNTs-TSO-OH), was prepared by sol-gel technology. …”
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