Mass Spectrometry Imaging Processes
Mass Spectrometry Imaging in Nanomedicine
... PET is a nuclear medicine, functional imaging method used to observe metabolic processes in the body but can also detect NPs. PET detects pairs of gamma rays emitted by a tracer injected in the cells or in ...
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Electrostatic Spray Ionization Mass Spectrometry Imaging
... In a previous study, we have demonstrated that Ang I and NO 2 -Ang I show similar ionization e fficiency in ESI, and therefore, their intensity ratio (I NO2AngI /I AngI ) obtained by ESI MS is proportional to their ...
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Imaging and mapping of mouse bone using MALDI-imaging mass spectrometry
... pathogenic processes and serve as biomarker ...conventional imaging techniques, such as immunohistochemistry, require labeling and have limited use for revealing new pathological molecules in ...
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Characterisation of a micro-plasma for ambient mass spectrometry imaging
... DESI; mass spectra are dominated by the proton abstracted/protonated molecular ion; 4,37 the ability to be used with analytes of any surface in the absence of thermal damage; 8 both positive and negative ion modes ...
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Imaging mass spectrometry reveals heterogeneity of proliferation and metabolism in atherosclerosis
... biological processes in atherosclerosis, the functional links between proliferation and metabolism in different cell types remain poorly understood in vivo, in part because they are technically challenging to ...
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Sample preparation for mass spectrometry imaging of plant tissues: a review
... this method is initially proposed for histology and tissue staining so steps such as fixation, washing and staining should be avoided in MSI. Cryosectioning is the most commonly used method to prepare plant tissue slices ...
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Mapping enzyme activity on tissue by functional mass spectrometry imaging
... physiological processes, and are consequently implicated in various ...novel mass spectrometry imaging (MSI) method for assaying the spatial distribution of enzymatic activity directly from ...
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Examination of tumour tissues by direct MALDI mass spectrometry imaging and profiling
... eases. The ability to analyse proteins directly from archival tumour tissue samples that have known outcomes is of important clinical interest since it could provide molecular insights into disease processes and ...
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Analysis of three dimensional cell cultures using mass spectrometry imaging
... human processes and keep focus on laboratory efficiency so that the least amount possible of an animal species is used, which is defined as representative of humans for the ...
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Imaging of protein distribution in tissues using mass spectrometry: An interdisciplinary challenge
... Publishers page: http://dx.doi.org/10.1016/j.trac.2018.12.016 <http://dx.doi.org/10.1016/j.trac.2018.12.016> Please note: Changes made as a result of publishing processes such as copy-editing, formatting and ...
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Keynote review: Imaging mass spectrometry: fundamentals and applications to drug discovery
... of imaging mass spectrometry One of the most important steps in drug discovery is the identification of appropriate pharmacological ...biochemical processes and physi- ological ...
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Detection of Lipids and Proteins on Biological Surfaces using Imaging Mass Spectrometry
... One of the main diagnostic features of AD is the accumulation of senile plaques between nerve cells in the brain, consisting of aggregates of the peptide Aβ. Another diagnostic hallmark of AD is the formation of ...
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Information processing for mass spectrometry imaging
... By confining the area from which the molecules are ionised, and recording the location, imaging spec- trometry can be performed, the common modes are illustrated in Figure 1.3. In all cases a focussed laser probe ...
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Advancing metabolomics studies of biological systems using Mass Spectrometry and Mass Spectrometry Imaging
... Conclusions Our previously developed multiplex MSI methodology to obtain MS and MS/MS data in-parallel was modified to utilize overlapping, rather than spatially separated, spiral steps. Most matrices, including ...
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MSIWarp:A General Approach to Mass Alignment in Mass Spectrometry Imaging
... MSI mass alignment using a custom bene fit function and show that we can greatly reduce variation in peak masses between ...−mass spectrometry (LC-MS) sample ...reduce mass misalignment between ...
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Enhanced imaging of developed fingerprints using mass spectrometry imaging
... spectrometry to recover information that conventional devel- opers ...using imaging mass spectrometry methods to image nger- marks that cannot be satisfactorily developed using conven- ...
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Mass spectrometry imaging of 3D tissue models
... with mass spectrometry imaging provides a label free methodology for the study of drug absorption/penetration, drug efficacy/toxicity and drug ...
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Mass Spectrometry Imaging: Looking Fruits at Molecular Level
... 71 161 Fig 3 Quantitative mapping of exogenous glutaric and adipic acids in one-year-old grapevine stem. (a) DESI imaging of the two organic acids at negative ion mode in one-year-old grapevine stem enriched in ...
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Investigation and interpretation of large mass spectrometry imaging datasets
... including a reflectron is the reduction in sensitivity while also introducing a mass range limitation. 1.4 Data Formats Software for visualising and processing MS and MSI data was originally limited to the ...
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Detection and visualization of communities in mass spectrometry imaging data.
... Similar to the results obtained for barley data, a detailed view on the graph structure reveals more detailed infor- mation (Fig. 7d) and (more important) the H&E staining informatio[r] ...
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