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Data (Pre-)processing of Nominal and Accurate Mass LC-MS or GC-MS Data Using MetAlign
Time of Update: 2021-01-17
This paper gives a step-by-step account of how to install, set up, and run MetAlign software, which can be downloaded freely ( ).
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26 Biomedical Future Stars What Path Are They Charting?
Time of Update: 2021-01-17
. Anne Loveland, of the University of Massachusetts School of Medicine, has loved to look at plants and insects with a microscope since she was a baby, and now her job is to look at molecules with a frozen electroscope. and colleagues have
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Fourier Transform Ion Cyclotron Resonance Mass Spectrometry for Plant Metabolite Profiling and Metabolite Identification
Time of Update: 2021-01-15
Mass spectrometry (MS) is usually the technique of choice for metabolomic studies where the volume of sample material is too limited for applications employing nuclear magnetic resonance ( NMR ) spectroscopy. With the advent
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Foie gras producers have called for a mass cull of ducks in the face of an outbreak of bird flu
Time of Update: 2021-01-14
as the number of infected farms increases, foie gras producers are calling on the health sector to expand preventive slaughter of ducks.
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Chromatin Beacons: Global Sampling of Chromatin Physical Properties Using Chromatin Charting Lines
Time of Update: 2021-01-13
loci in vivo and illustrate the potential of using this approach to correlate chromatin mobility with gene expression in living plants.
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Relative Quantitation in Single-Cell Metabolomics by Laser Ablation Electrospray Mass Spectrometry
Time of Update: 2021-01-13
In this work, we describe a protocol for the relative quantitation of metabolites in single cells by LAESI-mass spectrometry.
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Mass wall separation (plasmolysis)
Time of Update: 2021-01-10
the growth of plant cells to a certain extent, so that the protosome and cell wall separation phenomenon. When the cell began to lose moisture, the volume and pressure potential are reduced, and then continue to lose water, because
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26 Biopharmaceutical Future Stars What path are they charting?
Time of Update: 2021-01-07
cancer once and for all. Anna Loveland, of the University of Massachusetts School of Medicine, has loved to look at plants and insects with a microscope since she was a young man, and now her job is to look at molecules with a frozen
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Determination of the permeability of plant cells (mass wall separation method)
Time of Update: 2021-01-07
The cell volume in the initial mass wall separation state is slightly smaller than when the absorbent is saturated, so the permeability potential of cell fluid concentration and penetration is slightly lower than that of absorbent saturation.
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Liquid Chromatography-Mass Spectrometry (LC-MS)-Based Lipidomics for Studies of Body Fluids and Tissues
Time of Update: 2021-01-06
The sample preparation is based on a modified Folch extraction, and the analysis is carried out with ultrahigh-performance liquid chromatography combined with mass spectrometry (UPLC-MS).
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Measurement of -Tocopherol Turnover in Plasma and in Lipoproteins Using Stable Isotopes and Gas Chromatography/Mass Spectrometry
Time of Update: 2021-01-05
metabolite measured in plasma or tissue at a given time can be used as an indicator of the status of that pool, the true biological activity of molecules is better represented by their turnover. The use of stable isotopes in biological research has expanded
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Feature Selection and Machine Learning with Mass Spectrometry Data
Time of Update: 2021-01-04
In spite of its potential for biomarker discovery, it is recognized that the identification of meaningful proteomic features from mass spectra needs careful evaluation.
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Quantitation of Heat-Shock Proteins in Clinical Samples Using Mass Spectrometry
Time of Update: 2021-01-04
Because the proteome is so complex, there is no one standard method for preparing protein samples for MS analysis.
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Determination of Early Glycation Products by Mass Spectrometry and Quantification of Glycation
Time of Update: 2021-01-04
The Maillard reaction, popularly known as nonenzymatic glycosylation (NEG) or glycation, is a complex chemical reaction and occurs in vivo between reactive aldose or ketose sugars and protein-bound free amino groups ( 1 ).
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Open-Source Platform for the Analysis of Liquid Chromatography-Mass Spectrometry (LC-MS) Data
Time of Update: 2021-01-03
The analysis of protein mixtures by liquid chromatography-mass spectrometry (LC-MS) requires tools for viewing and navigating LC-MS data, locating peptides in LC-MS data, and eliminating low-quality peptides. msInspect, an open source
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Generating Unigene Collections of Expressed Sequence Tag Sequences for Use in Mass Spectrometry Identification
Time of Update: 2021-01-02
Expressed sequence tag sequences remain the largest resource ofDNA sequence for most organisms despite recent advances ingenome sequencing. These sequences are short, fragmented versions of the expressed genes. By DNA sequence
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Methods and Algorithms for Relative Quantitative Proteomics by Mass Spectrometry
Time of Update: 2021-01-02
Protein quantitation by mass spectrometry (MS) is attractive since it is possible to obtain both the identification and quantitative values of novel proteins and their posttranslational modifications in one experiment.
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Using Stable Isotope Tagging and Mass Spectrometry to Characterize Protein Complexes and to Detect Changes in Their Composition
Time of Update: 2021-01-02
The use of software tools for statistical analysis of the data is also described.
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Quantitative Proteomics by Stable Isotope Labeling and Mass Spectrometry
Time of Update: 2021-01-02
of mass tags to proteins and peptides for MS-based quantitative proteomic analysis, including isotope-coded affinity tags, stable isotope labeling by amino acids in cell culture, global internal standard technology, and mass-coded abundance tagging.
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Greece has announced a vaccination programme to begin mass vaccination in February 2021
Time of Update: 2021-01-01
, Greece's minister of civil protection, said children should not go door-to-door singing carols during the 2020 Greek Christmas and New Year holidays, including Christmas Eve, Chinese New Year's Eve festivals.
