Articles with "desorption ionization" as a keyword



Aptamer-Functionalized Fractal Nanoplasmonics-Assisted Laser Desorption/Ionization Mass Spectrometry for Metabolite Detection.

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Published in 2022 at "ChemPlusChem"

DOI: 10.1002/cplu.202100479

Abstract: Accurate profiling of metabolites in biofluids provides a feasible approach to disease diagnosis and therapeutic evaluation in clinics. However, current material-based analytical platforms for in vitro metabolite detection often requires tedious sample pretreatment. To address this… read more here.

Keywords: functionalized fractal; assisted laser; laser desorption; desorption ionization ... See more keywords

Rapid antibody conformational screening by matrix assisted laser desorption ionization hydrogen-deuterium exchange mass spectrometry.

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Published in 2022 at "Journal of separation science"

DOI: 10.1002/jssc.202100986

Abstract: Recent advances in the field of cancer biology have accelerated the discovery and development of novel biopharmaceuticals. At the forefront of these drug development efforts are high-throughput screening, compressed timelines and limited sample quantities, all… read more here.

Keywords: assisted laser; laser desorption; desorption ionization; hydrogen deuterium ... See more keywords

Natural rhenium sulfide clusters formed under conditions of laser desorption‐ionization

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Published in 2024 at "Rapid Communications in Mass Spectrometry"

DOI: 10.1002/rcm.9919

Abstract: Cluster forms of rhenium sulfides have important practical applications as catalysts in oil refining and thus present high interest. However, only a limited number of rhenium sulfide clusters have been described previously. It is known… read more here.

Keywords: desorption ionization; sulfide clusters; laser desorption; rhenium sulfide ... See more keywords

Mass Spectrometry Imaging of Biological Tissues by Laser Desorption Ionization from Silicon Nanopost Arrays.

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Published in 2022 at "Methods in molecular biology"

DOI: 10.1007/978-1-0716-2030-4_6

Abstract: Mass spectrometry imaging (MSI) plays an expanding role in the label-free spatial mapping of hundreds of molecules simultaneously. Currently, matrix-assisted laser desorption ionization (MALDI) is among the most widely adopted MSI techniques. However, matrix application… read more here.

Keywords: laser desorption; mass spectrometry; ionization; spectrometry imaging ... See more keywords

Applications of Matrix-Assisted Laser Desorption Ionization In-Source Decay Mass Spectrometry.

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Published in 2019 at "Advances in experimental medicine and biology"

DOI: 10.1007/978-3-030-15950-4_3

Abstract: Matrix-Assisted Laser Desorption Ionization In-Source Decay (MALDI-ISD) Mass Spectrometry is a very powerful tool for providing terminal sequence information of biomolecules with minimal sample preparations. Fragmentation is induced at the position where hydrogen radical transfers… read more here.

Keywords: ionization source; assisted laser; laser desorption; maldi isd ... See more keywords

Surface tuning laser desorption/ionization mass spectrometry (STLDI-MS) for the analysis of small molecules using quantum dots

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Published in 2017 at "Analytical and Bioanalytical Chemistry"

DOI: 10.1007/s00216-017-0433-4

Abstract: In most applications of quantum dots (QDs) for surface-assisted laser desorption/ionization mass spectrometry (SALDI-MS), one side of QDs is supported by a solid substrate (stainless - steel plate), whereas the other side is in contact… read more here.

Keywords: mass spectrometry; ionization mass; laser desorption; ionization ... See more keywords

Recent applications of metal–organic frameworks in matrix-assisted laser desorption/ionization mass spectrometry

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Published in 2019 at "Analytical and Bioanalytical Chemistry"

DOI: 10.1007/s00216-019-01876-1

Abstract: Metal–organic frameworks (MOFs) have drawn great interest in recent decades due to their fascinating structures, unusual physical properties, versatile modification strategies, and biological compatibilities. In this review, we describe recent progress in the application of… read more here.

Keywords: metal organic; assisted laser; laser desorption; organic frameworks ... See more keywords

A Simple Sonication Improves Protein Signal in Matrix-Assisted Laser Desorption Ionization Imaging

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Published in 2018 at "Journal of The American Society for Mass Spectrometry"

DOI: 10.1007/s13361-018-1889-y

Abstract: AbstractProper matrix application is crucial in obtaining high quality matrix-assisted laser desorption ionization (MALDI) mass spectrometry imaging (MSI). Solvent-free sublimation was essentially introduced as an approach of homogeneous coating that gives small crystal size of… read more here.

Keywords: matrix; sonication; assisted laser; laser desorption ... See more keywords

Soft Matrix–Assisted Laser Desorption/Ionization for Labile Glycoconjugates

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Published in 2019 at "Journal of The American Society for Mass Spectrometry"

DOI: 10.1007/s13361-019-02208-4

Abstract: AbstractSince its introduction, matrix-assisted laser desorption/ionization (MALDI) has been widely used for the mass analysis of biomolecules. The “soft ionization” of MALDI enables accurate mass determination of intact biomolecules. However, the ionization and desorption processes… read more here.

Keywords: desorption; assisted laser; ionization; laser desorption ... See more keywords
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High throughput analysis and quantitation of α-dicarbonyls in biofluid by plasmonic nanoshells enhanced laser desorption/ionization mass spectrometry.

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Published in 2021 at "Journal of hazardous materials"

DOI: 10.1016/j.jhazmat.2020.123580

Abstract: Advanced analytical platforms are required for accurate detection and quantification of small molecular substances exhibiting certain toxicity. Small molecules detection in complex biological fluids are challenged by the complexity of the samples and the low… read more here.

Keywords: mass spectrometry; desorption ionization; ionization mass; laser desorption ... See more keywords
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Assessment of bacterial viability by laser desorption ionization mass spectrometry for antimicrobial susceptibility testing.

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Published in 2021 at "Talanta"

DOI: 10.1016/j.talanta.2021.122535

Abstract: Bacterial infection poses a serious threat to human health worldwide. Rapid antimicrobial susceptibility testing (AST) is essential for the clinical treatment of bacterial infection patients. However, the traditional AST relies on bacteria culture, which is… read more here.

Keywords: susceptibility testing; viability; bacterial viability; antimicrobial susceptibility ... See more keywords