Search Results - "Dietrich, A"
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Quantification of low molecular weight compounds by MALDI imaging mass spectrometry – A tutorial review
Published in Biochimica et biophysica acta. Proteins and proteomics (01-07-2017)“…Matrix-assisted laser desorption/ionization (MALDI)-mass spectrometry imaging (MSI) permits label-free in situ analysis of chemical compounds directly from the…”
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Analysis of natural organic matter via fourier transform ion cyclotron resonance mass spectrometry: an overview of recent non‐petroleum applications
Published in Mass spectrometry reviews (01-09-2022)“…Among the different techniques for mass analysis, ultra‐high‐resolution Fourier transform ion cyclotron resonance (FTICR) is the method of choice for highly…”
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3
Lipid imaging by mass spectrometry - a review
Published in Analyst (London) (07-03-2013)“…Mass spectrometry imaging (MSI) has proven to be extremely useful for applications such as the spatial analysis of peptides and proteins in biological tissue,…”
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Mass spectrometry‐based methods for the advanced characterization and structural analysis of lignin: A review
Published in Mass spectrometry reviews (01-01-2023)“…Lignin is currently one of the most promising biologically derived resources, due to its abundance and application in biofuels, materials and conversion to…”
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Comparing derivatization reagents for quantitative LC–MS/MS analysis of a variety of vitamin D metabolites
Published in Analytical and bioanalytical chemistry (01-08-2023)“…The present study systematically compares the sensitivity and selectivity of the analysis of multiple vitamin D metabolites after chemical derivatization using…”
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2-fluoro-1-methylpyridinium p-toluene sulfonate: a new LC-MS/MS derivatization reagent for vitamin D metabolites
Published in Journal of lipid research (01-08-2023)“…Vitamin D analysis by MS faces several analytical challenges, including inefficient ionization, nonspecific fragmentation, interferences from epimers, isomers,…”
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7
Immune Checkpoint Inhibition for Pancreatic Ductal Adenocarcinoma: Current Limitations and Future Options
Published in Frontiers in immunology (15-08-2018)“…Pancreatic ductal adenocarcinoma (PDAC), as the most frequent form of pancreatic malignancy, still is associated with a dismal prognosis. Due to its late…”
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8
Sample preparation techniques for extraction of vitamin D metabolites from non-conventional biological sample matrices prior to LC–MS/MS analysis
Published in Analytical and bioanalytical chemistry (01-07-2022)“…The determination of vitamin D metabolites as status marker or for diagnostic purposes is almost entirely conducted from blood serum or plasma. Other…”
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9
Detecting Early-Stage Intermediates of Free-Radical Oxidative Degradation in Charged Aqueous Microdroplets
Published in The journal of physical chemistry. A, Molecules, spectroscopy, kinetics, environment, & general theory (14-09-2023)“…We report the detection of early-stage intermediates of spontaneous free-radical oxidation of organic pollutants such as aliphatic amino alcohols and diamines…”
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10
Stability of sample extracts of vitamin D3 metabolites after chemical derivatization for LC–MS/MS analysis
Published in Analytical and bioanalytical chemistry (01-01-2023)“…Liquid chromatography/tandem mass spectrometry (LC–MS/MS) is widely used to determine vitamin D 3 metabolites in biological samples. The ionization…”
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Recent advances in sample preparation techniques to overcome difficulties encountered during quantitative analysis of small molecules from biofluids using LC-MS/MS
Published in Analyst (London) (21-05-2014)“…Liquid chromatography-mass spectrometry analysis of small molecules from biofluids requires sensitive and robust assays. Because of the very complex nature of…”
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12
Chemical diversity of lignin degradation products revealed by matrix-optimized MALDI mass spectrometry
Published in Analytical and bioanalytical chemistry (01-09-2019)“…Lignin is the most abundant natural resource of aromatic moieties and the second most abundant natural biopolymer. Analytical techniques that obtain as much…”
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13
Electron‐based fragmentation methods in mass spectrometry: An overview
Published in Mass spectrometry reviews (01-01-2017)“…Tandem mass spectrometry (MS/MS) provides detailed information for structural characterization of biomolecules. The combination of electron capture…”
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14
Electro-catalytic oxidative cleavage of lignin in a protic ionic liquid
Published in Physical chemistry chemical physics : PCCP (21-04-2012)“…Lignin is a component of lignocellulosic biomass and a promising matrix for recovering important renewable aromatic compounds. We present a new approach of…”
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15
Resolving individuals contributing trace amounts of DNA to highly complex mixtures using high-density SNP genotyping microarrays
Published in PLoS genetics (01-08-2008)“…We use high-density single nucleotide polymorphism (SNP) genotyping microarrays to demonstrate the ability to accurately and robustly determine whether…”
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16
High-Quality Magnetotransport in Graphene Using the Edge-Free Corbino Geometry
Published in Physical review letters (05-04-2019)“…We report fabrication of graphene devices in a Corbino geometry consisting of concentric circular electrodes with no physical edge connecting the inner and…”
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Analysis of vitamin D metabolic markers by mass spectrometry: Recent progress regarding the “gold standard” method and integration into clinical practice
Published in Mass spectrometry reviews (01-09-2023)“…Liquid chromatography/tandem mass spectrometry is firmly established today as the gold standard technique for analysis of vitamin D, both for vitamin D status…”
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18
Two-dimensional mass defect matrix plots for mapping genealogical links in mixtures of lignin depolymerisation products
Published in Analytical and bioanalytical chemistry (01-07-2016)“…Lignin is the second most abundant natural biopolymer, and lignin wastes are therefore potentially significant sources for renewable chemicals such as fuel…”
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Assessment of molecular diversity of lignin products by various ionization techniques and high-resolution mass spectrometry
Published in The Science of the total environment (15-04-2020)“…Lignin is a highly complex, plant-derived natural biomass component, the analysis of which requires significant demands on the analytical platform. Fourier…”
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High-throughput metabolic engineering: advances in small-molecule screening and selection
Published in Annual review of biochemistry (01-01-2010)“…Metabolic engineering for the overproduction of high-value small molecules is dependent upon techniques in directed evolution to improve production titers. The…”
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