Articles with "triple quadrupole" as a keyword



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Effect of difluoroacetic acid and biological matrices on the development of a liquid chromatography - triple quadrupole mass spectrometry method for determination of intact growth factor proteins.

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Published in 2020 at "Journal of separation science"

DOI: 10.1002/jssc.201901254

Abstract: In biological systems, variable protein expression is a crucial marker for numerous diseases, including cancer. The vast majority of LC - triple quadrupole MS-based quantitative protein assays use bottom-up methodologies, where proteins are subjected to… read more here.

Keywords: effect difluoroacetic; method; biological matrices; triple quadrupole ... See more keywords
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Comparative analysis of the main active constituents from different parts of Leonurus japonicus Houtt. and from different regions in China by ultra-high performance liquid chromatography with triple quadrupole tandem mass spectrometry.

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Published in 2019 at "Journal of pharmaceutical and biomedical analysis"

DOI: 10.1016/j.jpba.2019.112873

Abstract: A rapid, sensitive and convenient analytical method of ultra-performance liquid chromatography coupled with triple-quadrupole linear ion-trap tandem mass spectrometry (UPLC-QTRAP®/MS2) was proposed for the simultaneous determination of characteristic alkaline and acidic components covering many structure… read more here.

Keywords: mass spectrometry; analysis; liquid chromatography; triple quadrupole ... See more keywords
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Matrix interference evaluation employing GC and LC coupled to triple quadrupole tandem mass spectrometry.

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Published in 2017 at "Talanta"

DOI: 10.1016/j.talanta.2017.05.068

Abstract: Gas and liquid chromatography coupled to triple quadrupole tandem mass spectrometry are currently the most powerful tools employed for the routine analysis of pesticide residues in food control laboratories. However, whatever the multiresidue extraction method,… read more here.

Keywords: quadrupole tandem; coupled triple; mass spectrometry; triple quadrupole ... See more keywords
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Determination of phosphorus and sulfur in uranium ore concentrates by triple quadrupole inductively coupled plasma mass spectrometry.

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Published in 2021 at "Talanta"

DOI: 10.1016/j.talanta.2020.121573

Abstract: The analysis of impurities in a uranium ore concentrate (UOC) could provide information regarding the source, production history, and potential intended use of the UOC. This study involves the analysis of UOC samples for phosphorus… read more here.

Keywords: plasma mass; coupled plasma; quadrupole inductively; mass ... See more keywords
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Determination of low-level 135Cs and 135Cs/137Cs atomic ratios in large volume of seawater by chemical separation coupled with triple-quadrupole inductively coupled plasma mass spectrometry measurement for its oceanographic applications.

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Published in 2021 at "Talanta"

DOI: 10.1016/j.talanta.2021.122121

Abstract: Radioisotopes of cesium are powerful tracer for oceanographic studies. In this work, a novel method was developed for determination of ultra-low level 135Cs and 137Cs in seawater using triple-quadrupole inductively coupled plasma mass spectrometry (ICP-MS/MS).… read more here.

Keywords: seawater; triple quadrupole; level 135cs; 135cs 137cs ... See more keywords
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Triple quadrupole mass spectrometry comparative DNA adductomics of Hep G2 cells following exposure to safrole.

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Published in 2019 at "Toxicology letters"

DOI: 10.1016/j.toxlet.2018.10.023

Abstract: A DNA adduct screening pipeline was constructed to apply triple quadrupole mass spectrometry comparative DNA adductomics to investigate the effects of the naturally-occurring plant constituent, safrole (4-allyl-1,2-methylenedioxybenzene), on human hepatoma cells, Hep G2. DNA from… read more here.

Keywords: mass spectrometry; dna; comparative dna; hep cells ... See more keywords
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Comprehensive Determination of Unregulated Pesticide Residues in Oregon Cannabis Flower by Liquid Chromatography Paired with Triple Quadrupole Mass Spectrometry and Gas Chromatography Paired with Triple Quadrupole Mass Spectrometry

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Published in 2019 at "Journal of Agricultural and Food Chemistry"

DOI: 10.1021/acs.jafc.9b01559

Abstract: A comprehensive multiresidue pesticide analysis for Cannabis flower matrices using quick, easy, cheap, effective, rugged, and safe (QuEChERS) sample preparation, liquid chromatography paired with triple quadrupole mass spectrometry (LC–MS/MS), and gas chromatography paired with triple… read more here.

Keywords: paired triple; quadrupole mass; mass spectrometry; triple quadrupole ... See more keywords
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Isobaric mass tagging and triple quadrupole mass spectrometry to determine lipid biomarker candidates for Alzheimer's disease

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Published in 2019 at "PLoS ONE"

DOI: 10.1371/journal.pone.0226073

Abstract: The isobaric tagging method widely used in proteomic and lipidomic fields, with the multiple reaction monitoring (MRM) approach using a triple quadrupole mass spectrometer, was applied to identify biomarker candidates from plasma samples for Alzheimer’s… read more here.

Keywords: alzheimer disease; biomarker candidates; mass; triple quadrupole ... See more keywords
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Center-of-Mass iso-Energetic Collision-Induced Decomposition in Tandem Triple Quadrupole Mass Spectrometry

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Published in 2020 at "Molecules"

DOI: 10.3390/molecules25092250

Abstract: Two scan modes of the triple quadrupole tandem mass spectrometer, namely Collision Induced Dissociation Precursor Ion scan and Neutral Loss scan, allow selectively pinpointing, in a complex mixture, compounds that feature specific chemical groups, which… read more here.

Keywords: center mass; mass; collision; collision induced ... See more keywords
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Development and Validation for Quantification of Cephapirin and Ceftiofur by Ultraperformance Liquid Chromatography with Triple Quadrupole Mass Spectrometry

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Published in 2022 at "Molecules"

DOI: 10.3390/molecules27227920

Abstract: Cross contamination of β-lactams is one of the highest risks for patients using pharmaceutical products. Penicillin and some non-penicillin β-lactams may cause potentially life-threatening allergic reactions. The trace detection of β-lactam antibiotics in cleaning rinse… read more here.

Keywords: quantification; chromatography triple; cephapirin ceftiofur; liquid chromatography ... See more keywords