Results 21 to 30 of about 103,901 (253)

Focus on MALDI imaging [PDF]

Analytical and Bioanalytical Chemistry, 2011
Matrix-assisted laser desorption/ionization (MALDI) emerged in the late 1980s concomitantly with electrospray ionization and contributed substantially to the promotion of mass spectrometry as an invaluable tool for analysis of biological macromolecules.
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Multicentre study on the reproducibility of MALDI-TOF MS for nontuberculous mycobacteria identification

Scientific Reports, 2022
The ability of MALDI-TOF for the identification of nontuberculous mycobacteria (NTM) has improved recently thanks to updated databases and optimized protein extraction procedures.
David Rodriguez-Temporal, Fernando Alcaide, Ivana Mareković, James Anthony O’Connor, Rebecca Gorton, Jakko van Ingen, An Van den Bossche, Genevieve Héry-Arnaud, Clémence Beauruelle, Dorothea Orth-Höller, Juan-José Palacios-Gutiérrez, Griselda Tudó, Germán Bou, Pieter-Jan Ceyssens, Montserrat Garrigó, Julià González-Martin, Gilbert Greub, Jaroslav Hrabak, André Ingebretsen, Maria Concepción Mediavilla-Gradolph, Marina Oviaño, Begoña Palop, Arthur B. Pranada, Lidia Quiroga, Maria Jesús Ruiz-Serrano, Belén Rodríguez-Sánchez   +25 more
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Workflow for High-throughput Screening of Enzyme Mutant Libraries Using Matrix-assisted Laser Desorption/Ionization Mass Spectrometry Analysis of Escherichia coli Colonies

Bio-Protocol, 2023
High-throughput molecular screening of microbial colonies and DNA libraries are critical procedures that enable applications such as directed evolution, functional genomics, microbial identification, and creation of engineered microbial strains to ...
Kisurb Choe, Jonathan Sweedler
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Rapid diagnosis of periprosthetic joint infection from synovial fluid in blood culture bottles by direct matrix-assisted laser desorption ionization time-of-flight mass spectrometry.

PLoS ONE, 2020
BackgroundThe aim of this prospective study was to use direct matrix-assisted laser desorption ionization time-of-flight mass spectrometry (MALDI-TOF MS) to rapidly diagnose periprosthetic joint infections (PJIs).MethodSynovial fluid was taken from 77 ...
Feng-Chih Kuo, Chun-Chih Chien, Mel S Lee, Jun-Wen Wang, Po-Chun Lin, Chen-Hsiang Lee   +5 more
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Electron-transfer MALDI MS methodology for microalgae/phytoplankton pigments analysis

MethodsX, 2023
The method describes pigment analysis from microalgae/phytoplankton extracts using electron-transfer Matrix-Assisted Laser Desorption Ionization Mass Spectrometry (ET MALDI MS).
Luis M. Díaz-Sánchez, Cristian Blanco-Tirado, Marianny Y. Combariza   +2 more
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Integrative Description of Cryptic Tigriopus Species From Korea Using MALDI-TOF MS and DNA Barcoding

Frontiers in Marine Science, 2021
MALDI Time-of-Flight Mass Spectrometry (MALDI-TOF MS) provides a fast and reliable alternative method for species-level identification of pathogens and various metazoans.
Jisu Yeom, Nayeon Park, Raehyuk Jeong, Wonchoel Lee   +3 more
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How MALDI-TOF Mass Spectrometry Technology Contributes to Microbial Infection Control in Healthcare Settings

Vaccines, 2022
Healthcare settings have been utilizing matrix-assisted laser desorption ionization time-of-flight mass spectrometry (MALDI-TOF MS) since 2010. MALDI-TOF MS has various benefits over the conventional method of biochemical identification, including ease ...
Ayman Elbehiry, Musaad Aldubaib, Adil Abalkhail, Eman Marzouk, Ahmad ALbeloushi, Ihab Moussa, Mai Ibrahem, Hamad Albazie, Abdullah Alqarni, Sulaiman Anagreyyah, Saleh Alghamdi, Mohammed Rawway   +11 more
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MALDI imaging: beyond classic diagnosis

Boletín Médico del Hospital Infantil de México, 2017
Mass spectrometry has been the focus of technology development and application for imaging for several decades. Imaging mass spectrometry using matrix-assisted laser desorption ionization is a new and effective tool for molecular studies of complex ...
Laura Denise Manzanares-Meza, Claudia Ivonne Gutiérrez-Román, Oscar Medina-Contreras   +2 more
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Rapid Antibiotic Susceptibility Testing of Gram-Negative Bacteria Directly from Urine Samples of UTI Patients Using MALDI-TOF MS

Antibiotics, 2023
Urinary tract infections (UTIs) are one of the most common human infections and are most often caused by Gram-negative bacteria such as Escherichia coli.
Felix R. Neuenschwander, Birgit Groß, Sören Schubert   +2 more
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e-MALDI: An Electrowetting-Enhanced Drop Drying Method for MALDI Mass Spectrometry

Analytical Chemistry, 2016
The performance of matrix-assisted laser desorption ionization mass spectrometry (MALDI-MS) is frequently compromised by the heterogeneous distribution of matrix and analyte deposits on the target plate arising during the conventional drop-drying sample preparation procedure.
Kudina, Olena, Eral, Burak, Mugele, Frieder   +2 more
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