Showing 921 - 940 results of 1,443 for search '"mass spectrometry"', query time: 0.05s Refine Results
  1. 921

    The impact of terahertz radiation on an extremophilic archaean Halorubrum saccharovorum proteome by T. N. Goryachkovskaya, S. H. Konstantinova, I. A. Meshcheriakova, S. V. Bannikova, E. A. Demidov, A. V. Bryanskaya, M. A. Scheglov, A. I. Semenov, D. Yu. Oshchepkov, V. M. Popik, S. E. Peltek

    Published 2017-02-01
    “…We identified under- or overexpressed proteins in response to terahertz radiation using 2D electrophoresis with subsequent MALDI-TOF mass spectrometry. A total of 16 differentially expressed protein fractions with at least 1.5-fold changes in expression level were detected. …”
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  2. 922

    Uptake of iron from ferrous fumarate can be mediated by clathrin-dependent endocytosis in Hutu-80 cells by Agata Tarczykowska, Per Malmberg, Nathalie Scheers

    Published 2025-01-01
    “…We used siRNA to silence DMT1 transporter expression, pharmacological inhibition of endocytosis, and Time-of-Flight Secondary Ion Mass Spectrometry (ToF-SIMS) to show that iron uptake from ferrous fumarate can be mediated by both transport via DMT1 and by clathrin-dependent endocytosis in Hutu-80 cells. …”
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  3. 923

    Evaluation of Small Intestinal Permeability in Patients with Overlap Syndrome (Autoimmune Hepatitis/Primary Biliary Cholangitis) by D. R. Akberova, A. Kh. Odintcova, D. I. Abdulganieva

    Published 2023-06-01
    “…The determination of the permeability of the small intestine was carried out by a “double sugar test” (the ratio of lactulose/mannitol in urine), using the method of high-performance liquid chromatography — mass spectrometry.Results. In patients with AIH/PBC, an increase in intestinal permeability was found — 0.20 [0.09; 0.30] (p < 0.001) compared with the control group 0.01 [0.01; 0.02]. …”
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  4. 924

    Multi-modal comparison of molecular programs driving nurse cell death and clearance in Drosophila melanogaster oogenesis. by Shruthi Bandyadka, Diane P V Lebo, Albert A Mondragon, Sandy B Serizier, Julian Kwan, Jeanne S Peterson, Alexandra Y Chasse, Victoria K Jenkins, Anoush Calikyan, Anthony J Ortega, Joshua D Campbell, Andrew Emili, Kimberly McCall

    Published 2025-01-01
    “…By coupling the GAL4-UAS system to Translating Ribosome Affinity Purification (TRAP-seq) and proximity labeling (HRP-KDEL) followed by Liquid Chromatography tandem mass-spectrometry, we performed high-throughput screens to identify pathways selectively activated or repressed by follicle cells to employ nurse cell-clearance routines. …”
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  5. 925

    Isolation, characterization and control of Botrytis spp. pathogenic on strawberry in Iran by Fatemeh Maghsoodi, Parissa Taheri, Saeed Tarighi

    Published 2025-01-01
    “…A total of 22 compounds were identified in the EO by gas chromatography-mass spectrometry. The major compounds of F. gummosa EO were β-Pinene (% 37.7), γ-Terpinene (% 21) and a-pinene (% 12). …”
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  6. 926

    Determination of Halogens by Ion Chromatography in Edible Mushrooms after Microwave-Induced Combustion for Sample Preparation by Gilberto Silva Coelho Junior, Filipe Soares Rondan, Carla Andrade Hartwig, Rafael Francisco Santos, Paola Azevedo Mello, Marcia Foster Mesko

    Published 2021-01-01
    “…Inductively coupled plasma mass spectrometry (ICP-MS) was also used for Br and I determination, and the LODs were lower (Br: 0.066 mg·kg−1 and I: 0.014 mg·kg−1) than those obtained by IC. …”
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  7. 927

    Comparative studies on physicochemical properties, volatile flavor substances and microbial community of Mianning ham at different altitudes by Qianhui Zeng, Lili Ji, Wei Wang, Jiamin Zhang, Ting Bai, Ling Gan, Lin Chen

    Published 2025-02-01
    “…BackgroundThis study explores the impact of varying altitudes on the quality characteristics of Mianning ham.MethodsBy utilizing Solid-Phase Microextraction—Gas Chromatography–Mass Spectrometry (SPME-GC-MS) technology and high-throughput sequencing techniques, the physicochemical properties, volatile flavor compounds, and shifts in microbial communities of Mianning ham at different altitudes were investigated.ResultsHam’s water content, aw, pH, malondialdehyde content,and nitrite content at high altitudes were higher, while the salt content of ham at low altitudes was higher. 112 volatile compounds were identified in ham fermented for 0, 1, and 2 years at low altitude and high altitude, and the volatile compounds in ham at high altitude were more abundant than those in ham at low altitude. …”
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  8. 928

    Urine amino acid and gamma aminobutyric acid level in COVID 19 patients by Cemal Kazezoglu, Arzu İrvem, Yasemin Tuba Sutasir, Büşra Çakiroglu, Banu Kirgiz, Habip Yilmaz, Ali Kocatas

    Published 2025-02-01
    “…The amino acid profile of these patients' urine samples, 30 different amino acid levels and creatine levels were examined using the liquid chromatography-mass spectrometry (LCMS) method on the SCIEX QTRAP 4500 device. …”
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  9. 929

    Facile Synthesis of Propranolol and Novel Derivatives by Vy Anh Tran, Nguyen Hai Tai Tran, Long Giang Bach, Trinh Duy Nguyen, Thi Thuong Nguyen, Tan Tai Nguyen, Thi Anh Nga Nguyen, The Ky Vo, Thu-Thao Thi Vo, Van Thuan Le

    Published 2020-01-01
    “…The isolation and purity of compounds were conducted using column chromatography and thin-layer chromatography. Mass spectrometry and 1H-NMR spectroscopy were applied to identify new compounds structure. …”
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  10. 930

    Multiproxy analysis exploring patterns of diet and disease in dental calculus and skeletal remains from a 19th century Dutch population by Bartholdy, Bjørn Peare, Hasselstrøm, Jørgen B., Sørensen, Lambert K., Casna, Maia, Hoogland, Menno, Historisch Genootschap Beemster, Henry, Amanda G.

    Published 2024-04-01
    “…Dental calculus was analysed using ultra-high-performance liquid chromatography-tandem  mass spectrometry (UHPLC-ESI-MS/MS). We were able to detect nicotine, cotinine, caffeine, theophylline, and salicylic acid, suggesting the consumption of tea and coffee and smoking of tobacco on an individual scale, which is also confirmed by historic documentation and identification of pipe notches in the dentition. …”
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  11. 931

    Pharmacokinetic Comparisons of Mangiferin and Mangiferin Monosodium Salt in Rat Plasma by UPLC-MS/MS by Hongbin Guo, Mengqiao Chen, Mengran Li, Mingye Hu, Baohua Chen, Chengyan Zhou

    Published 2019-01-01
    “…An appropriate high sensitivity and selectivity ultraperformance liquid chromatography-tandem mass spectrometry (UPLC-MS/MS) method was applied to the comparison of plasma pharmacokinetics in MG and MG-Na using carbamazepine as internal standard (IS). …”
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  12. 932
  13. 933

    Formulation, Characterization, Antibacterial Activity, Antioxidant Activity, and Safety Evaluation of <i>Camphora longepaniculata</i> Essential Oil Nanoemulsions Through High-Press... by Yue Yan, Changhe Wei, Xin Liu, Xin Zhao, Shanmei Zhao, Shuai Tong, Guoyou Ren, Qin Wei

    Published 2024-12-01
    “…The volatile compounds of CLEO were identified by gas chromatography–mass spectrometry. CLNEs were prepared using EL-40 (5%, <i>w</i>/<i>w</i>) as the surfactant via the high-pressure homogenization method. …”
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  14. 934

    Genomic Analysis of a New Estrogen-Degrading Bacterial Strain, Acinetobacter sp. DSSKY-A-001 by Qing Qiu, Ping Wang, Hui Kang, Yu Wang, Kejian Tian, Hongliang Huo

    Published 2019-01-01
    “…Three kinds of estrogen metabolism intermediates were detected by high-performance liquid chromatography and mass spectrometry, and the estrogen metabolic pathway and possible estrogen-degrading enzymes were predicted. …”
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  15. 935

    Biomonitoring PhIP, a Potential Prostatic Carcinogen, in the Hair of Healthy Men of African and European Ancestry by Robert J. Turesky, Clarence Jones, Jingshu Guo, Kari Cammerrer, Laura A. Maertens, Emmanuel S. Antonarakis, Zhanni Lu, Logan G. Spector

    Published 2025-01-01
    “…We previously demonstrated that scalp hair is a reliable biospecimen for measuring PhIP intake using liquid chromatography-mass spectrometry. This study aimed to determine whether PhIP dietary intake is higher in AA men, potentially contributing to this health disparity. …”
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  16. 936

    Antimicrobial and antiproliferative activity of biosynthesized manganese nanocomposite with amide derivative originated by endophytic Aspergillus terreus by Nashwa El-Gazzar, Reem Farouk, Nervana S. Diab, Gamal Rabie, Basel Sitohy

    Published 2025-02-01
    “…In addition, the most potent product was identified based on instrumental analysis through Nuclear magnetic resonance (NMR), Fourier-transform infrared (FTIR), and Gas chromatography-mass spectrometry (GC.MS). The purified product was combined with biosynthsesized manganese nanoparticles (MnNPs) for the production of nanocomposite (MnNCs). …”
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  17. 937

    Detection and Whole-Genome Characteristics of <i>Bordetella trematum</i> Isolated from Captive Snakes by Magdalena Zając, Inga Bona, Magdalena Skarżyńska, Renata Kwit, Anna Lalak, Ewelina Skrzypiec, Emilia Mikos-Wojewoda, Paulina Pasim, Dominika Wojdat, Weronika Koza, Dariusz Wasyl

    Published 2025-01-01
    “…The identification was conducted using MALDI-TOF mass spectrometry and biochemical tests. AMR was assessed using the microbroth dilution method, while whole-genome sequencing was performed on the Illumina NextSeq platform. …”
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  18. 938

    Characteristic and flavor profiles of specialty Arabica coffee derived from fermentation with protease, at different conditions by Wongyai Intugon, Suttisintong Khomson, Thumthanaruk Benjawan, Foophow Tita, Yasutomo Tamaki, Rungsardthong Vilai

    Published 2025-01-01
    “…In this study, the flavor profiles of Arabica coffee (Coffea arabica L.) beans treated with protease, at different enzyme loading, time, and pH, were investigated using gas chromatography tandem mass spectrometry (GC-MS/MS). The coffee beverages were evaluated for their sensory characteristics by Q-Grader (professional coffee taster). …”
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  19. 939

    Sustainability by extraction of bioactive compounds from onion seeds by Mestour, Selma, Meniai, Abdeslam-Hassen, Melloul, Sarra, Louaer, Mehdi

    Published 2024-05-01
    “…Furthermore, gas chromatography-mass spectrometry (GC-MS) was used to identify qualitatively and quantitatively the chemical composition of the onion seed oils. …”
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  20. 940

    Chronic Unexpected Mild Stress Destroys Synaptic Plasticity of Neurons through a Glutamate Transporter, GLT-1, of Astrocytes in the Ischemic Stroke Rat by Dafan Yu, Zhenxing Cheng, Abdoulaye Idriss Ali, Jiamin Wang, Kai Le, Enkhmurun Chibaatar, Yijing Guo

    Published 2019-01-01
    “…We exposed the ischemic stroke rats to ceftriaxone, during the CUMS intervention period to determine the effects of GLT-1 on glutamate circulation by immunofluorescence and mass spectrometry and its influences to synaptic plasticity by western blot and transmission electron microscopy. …”
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