Results 31 to 40 of about 167,858 (299)

Validation of a novel automatic deposition of bacteria and yeasts on MALDI target for MALDI-TOF MS-based identification using MALDI Colonyst robot. [PDF]

open access: yesPLoS ONE, 2017
Matrix-assisted laser desorption/ionization time-of-flight mass spectrometry (MALDI-TOF MS) -based identification of bacteria and fungi significantly changed the diagnostic process in clinical microbiology.
Katerina Chudejova   +7 more
doaj   +1 more source

Performance of MALDI–TOF Mass Spectrometry in the Philippines

open access: yesTropical Medicine and Infectious Disease, 2021
Identification of the causative pathogen in infectious diseases is important for surveillance and to guide treatment. In low- and middle-income countries (LMIC), conventional culture and identification methods, including biochemical methods, are ...
Morichika Osa   +16 more
doaj   +1 more source

Evaluation of 6 MALDI-Matrices for 10 m Lipid Imaging and On-Tissue MSn with AP-MALDI-Orbitrap

open access: yes, 2022
Mass spectrometry imaging is a technique uniquely suited to localize and identify lipids in a tissue sample. Using an atmospheric pressure (AP-) matrix-assisted laser desorption ionization (MALDI) source coupled to an Orbitrap Elite, numerous lipid ...
Tina B. Angerer   +9 more
core   +1 more source

Electron-transfer MALDI MS methodology for microalgae/phytoplankton pigments analysis

open access: yesMethodsX, 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   +2 more
doaj   +1 more source

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.

open access: yesPLoS 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   +5 more
doaj   +1 more source

Focus on MALDI imaging [PDF]

open access: yesAnalytical 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.
openaire   +2 more sources

Algorithms for the analysis of MALDI peptide mass fingerprint spectra for proteomics [PDF]

open access: yes, 2005
In this study we present a simple algorithm which allows accurate estimates of the similarity between peptide fingerprint mass spectra from matrix assisted laser desorption/ionization (MALDI) spectrometers.
Monigatti, Flavio
core   +1 more source

Rapid Antibiotic Susceptibility Testing of Gram-Negative Bacteria Directly from Urine Samples of UTI Patients Using MALDI-TOF MS

open access: yesAntibiotics, 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   +2 more
doaj   +1 more source

MALDI imaging: beyond classic diagnosis

open access: yesBoletín 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   +2 more
doaj   +1 more source

How MALDI-TOF Mass Spectrometry Technology Contributes to Microbial Infection Control in Healthcare Settings

open access: yesVaccines, 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   +11 more
doaj   +1 more source

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