[PDF] Top 20 Original Article Metabolomics analysis on patients with ischemic stroke based on ultra-performance liquid chromatography with quadrupole-time-of-flight mass spectrometry
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Original Article Metabolomics analysis on patients with ischemic stroke based on ultra-performance liquid chromatography with quadrupole-time-of-flight mass spectrometry
... The quadrupole-time-of-flight mass spectrome- try (Q/TOF-MS) system in tandem with the UPLC system was set in ESI+ mode (electrospray ion- ization with positive ...the performance of ... See full document
10
Identification of nuclear factor κB inhibitors in the folk herb Rhizoma Menispermi via bioactivity based ultra performance liquid chromatography/quadrupole time of flight mass spectrometry analysis
... Pseudomonas aeruginosa is a ubiquitous opportunistic pathogen [21,22]. It is a gram-negative bacterium which causes various infections, especially in patients with compromised host defense mechanisms [23,24]. P. ... See full document
10
Simultaneous untargeted and targeted metabolomics profiling of underivatized primary metabolites in sulfur-deficient barley by ultra-high performance liquid chromatography-quadrupole/time-of-flight mass spectrometry
... different metabolomics studies in plant biol- ogy are emerging for various aims ...implies time consuming sample preparation ...methods based on LC–MS have been reported in the literature [4, 9–22], ... See full document
17
Original Article LC-MS-based lipidomic analysis of serum samples from patients with rheumatoid arthritis
... RA patients is bio- logically complexand is incompletely ...using ultra high performance liquid chromatography coupled to quadrupole-orbitrap high resolution mass ... See full document
10
Analysis of the metabolic properties of maintenance hemodialysis patients with glucose-added dialysis based on high performance liquid chromatography quadrupole time-of-flight mass spectrometry
... method based on partial least squares with monitoring ...OSC-PLS-DA analysis revealed that the G ( − ) and G ( + ) groups had significant metabolic differ- ences after dialysis (R2Y = ...the original ... See full document
9
Theoretical analysis of the retention behavior of pesticides and active pharmaceutical compounds in wastewater and river waters in liquid chromatography–quadrupole-time-of-flight mass spectrometry
... least squares (KPLS) and Levenberg- Marquardt artificial neural network (L-M ANN)) in QSRR analysis of retention time (RT) of pesticides and active pharmaceutical compounds in water samples of different ... See full document
11
Rapid and Reproducible Dibutylation Derivatization Coupled with Ultra High Performance Liquid Chromatography Tandem Mass Spectrometry for the Simultaneous Determination of Dopamine, Norepinephrine and 5 Hydroxytryptamine in Rat Brain Microdialysates
... Analytical Mass Spectrometry and Chromatography sulted in small sample volume or poor temporal resolution [13] ...direct analysis by the instruments [15]-[21] [23] [25] ... See full document
16
Biotransformation of ginsenosides Rb1, Rg3 and Rh2 in rat gastrointestinal tracts
... High performance liquid chromatography (HPLC) is a powerful chemical analysis technology that allows com- plex mixtures to be transformed into separated compo- ...nents. Mass ... See full document
8
Mass spectrometry-based microbiological testing for blood stream infection
... resistance based on the specific mass peaks or analysis of mass peak profiles, and detection of resistance with semi- quantification of bacterial growth in the presence of a given antibiotic ... See full document
11
Untargeted Mass Spectrometry Lipidomics identifies correlation between serum sphingomyelins and plasma cholesterol
... the metabolites had undergone loss of specific frag- ments. Each compound was characterized by its m/z and retention time (Table 2). A same compound can be ionized in positive and negative ion mode, respectively ... See full document
10
Application of the broadband collision-induced dissociation (bbCID) mass spectrometry approach for protein glycosylation and phosphorylation analysis
... Ultra-high-performance liquid chromatography (uHPLC) was performed using an Ultimate 3000 series rapid separation liquid chromatography (RSLC) system (Thermo Fisher, Hemel ... See full document
37
A Sensitive, Stability indicating UPLC method for the identification and characterization of forced degradation products for Drometrizole Trisiloxane through MSn studies
... gradient ultra performance liquid chromatography combined with tandem mass spectrometry method was developed and validated for separation, recognition, and characterization of ... See full document
10
“Production and Identification of Destruxins in Crude Extract of the Local Fungus Metarhizium anisopliae var anisopliae by Liquid Chromatography-Electrospray time-of-flight Mass Spectrometry” by Benserradj O, Albrieux F, Mihoubi I, Algeria.
... Fungal toxins are thought to be involved during pathogenesis for certain host / pathogen relationships. These toxins are normally classified as non enzymic, low molecular weight non antigenic compounds, many of which ... See full document
6
Hanke, Stefan (2008): Characterization of signal transduction pathways by MS-based quantitative proteomics: Phosphotyrosine interactomics and insulin signaling Absolute quantitation of proteins by mass spectrometry. Dissertation, LMU München: Fakultät für Chemie und Pharmazie
... full mass range is trapped, total dynamic range is limited by the fact that the C-trap can only accommodate a finite number of ions (one ...this mass window; and the dynamic range is solely determined by ... See full document
128
Tissue-specific metabolite profiling and quantitative analysis of ginsenosides in Panax quinquefolium using laser microdissection and liquid chromatography–quadrupole/time of flight-mass spectrometry
... In this study, four fresh P. quinquefolium samples (Pq1– 4) and nine dried commercial samples were collected for analysis (see Table 1; Fig. 1). As shown under the normal light and fluorescence mode (see Fig. 2), ... See full document
13
Proteomic analysis of proteins expressing in regions of rat brain by a combination of SDS-PAGE with nano-liquid chromatography-quadrupole-time of flight tandem mass spectrometry
... IPA analysis based on the data are closely related to the biological functions reported in each region of brain, suggesting that proteomic profiling of regions may be useful for the elucidation of ... See full document
12
Development and Validation of a HPTLC Method to Determine Serum Zonisamide levels for Therapeutic Drug Monitoring in Clinical Settings
... This investigation is aimed to develop and validate a high-performance thin layer chromatography method for quantitative determination of serum zonisamide levels. Chromatographic separation was carried out ... See full document
5
Modeling of Sic Power Semiconductor Devices For Switching Converter Applications
... parameters) produced coefficients of determination (R 2 ) of 0.9993 or higher for the wide range calibrations. Calculated signal-to-noise ratios (SNR) were 100 or higher at 100 ppb in the wide range calibrations ... See full document
163
Original Article Radix phytolaccae on tissue metabolomics in rats by gas chromatography-mass spectrometry
... Abstract: Traditional Chinese medicine Radix phytolaccae is the dried root of Phytolacca acinosa Roxb and Phytolacca americana L. Radix phytolaccae has multiple efficacies of antibiosis, antivirus, antiinflammatory, an- ... See full document
7
Simultaneous determination of five azadirachtins in the seed and leaf extracts of Azadirachta indica by automated online solid-phase extraction coupled with LC–Q-TOF–MS
... This article is distributed under the terms of the Creative Commons Attribution ...the original author(s) and the source, provide a link to the Creative Commons license, and indicate if changes were ...this ... See full document
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