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MetabolomicsIon mobility-based sterolomics reveals spatially and temporally distinctive sterol lipids in the mouse brain
Aberrant sterol lipid metabolism is associated with physiological dysfunctions in the aging brain and aging-dependent disorders such as neurodegenerative diseases. There is an unmet demand to comprehensively profile sterol lipids spatially and temporally in different brain regions during aging. Here...
2021-05-24 | MTBLS2457 | MetaboLights
MetabolomicsUnknown Metabolite Annotation in Mouse Aging using Ion Mobility Collision Cross-Section Atlas (AllCCS)

The metabolome includes not just known but also unknown metabolites; however, metabolite annotation remains the bottleneck in untargeted metabolomics. Ion mobility – mass spectrometry (IM-MS) has emerged as a promising technology by providing multi-dimensional characterizations of metabolites. He...

2020-07-28 | MTBLS1622 | MetaboLights
MetabolomicsKnown Metabolite Annotation in Different Biological Samples using Ion Mobility Collision Cross-Section Atlas (AllCCS)

The metabolome includes not just known but also unknown metabolites; however, metabolite annotation remains the bottleneck in untargeted metabolomics. Ion mobility – mass spectrometry (IM-MS) has emerged as a promising technology by providing multi-dimensional characterizations of metabolites. He...

2020-07-28 | MTBLS1693 | MetaboLights
MetabolomicsUnravelling altered RNA metabolism in pancreatic cancer cells by liquid-chromatography coupling to ion mobility mass spectrometry
Ion mobility coupling to mass spectrometry facilitates an increase of resolution and chromatographic peak-capacity. Further coupling to liquid chromatography results in multi-dimensional analytical methods, especially suitable for complex matrices with structurally similar compounds. Modified nucleo...
2019-05-16 | MTBLS812 | MetaboLights
MetabolomicsA Novel Approach to Characterize the Lipidome of Marine Archaeon Nitrosopumilus maritimus by Ion Mobility Mass Spectrometry

Archaea are differentiated from the other two domains of life by their biomolecular characteristics. One such characteristic is the unique structure and composition of their lipids. Characterization of the whole set of lipids in a biological system (the lipidome) remains technologically challengi...

2021-12-16 | MTBLS3714 | MetaboLights
MetabolomicsRapid chromatography combined with trapped ion mobility mass spectrometry for analysis of derivatized small molecules
Liquid chromatography (LC) separates biomolecules based on their physicochemical properties. Reproducible retention times support compound identification, while efficient separation of structurally similar compounds is essential for accurate quantification. However, conventional LC methods are often...
2026-06-30 | MTBLS14813 | MetaboLights
MetabolomicsTrapped ion mobilty improves annotation accuracy in LC-HRMS screening applications for exposomics

The widespread use of a large number of chemicals results in a significant exposure of humans and the environment, posing potential risks to human health and ecosystems. To assess the exposure to chemical mixtures, screening applications covering a large number of analytes based on liquid chromat...

2025-10-14 | MTBLS11753 | MetaboLights
ProteomicsExtending the Separation Space with Trapped Ion Mobility Spectrometry Improves the Accuracy of Isobaric Tag-based Quantitation in Proteomic LC/MS/MS
Two-dimensional separation by nano-LC and trapped ion mobility spectrometry (TIMS) prior to Q-TOF tandem mass spectrometry significantly improves the accuracy of isobaric tag-based quantitation in proteome analysis without the need for additional measurement time for TIMS insertion. The obtained pea...
ORGANISM(S): Cellular Organisms 
2020-05-22 | PXD018650 | JPOST Repository
MetabolomicsAdvanced LC-IMS-MS Protocol for Holistic Metabolite Analysis in Wine and Grape Samples
The final aim of metabolomics is the comprehensive and holistic study of the metabolome in biological samples. Therefore, the use of instruments that enable the analysis of metabolites belonging to various chemical classes in a wide range of concentrations is essential, without compromising on robus...
2026-09-12 | MTBLS8329 | MetaboLights
ProteomicsEffect of Phosphorylation on the Collision Cross Sections of Peptide Ions in Ion Mobility Spectrometry
The insertion of ion mobility spectrometry (IMS) between LC and MS can improve peptide identification in both proteomics and phosphoproteomics by providing structural information that is complementary to LC and MS, because IMS separates ions on the basis of differences in their shapes and charge sta...
ORGANISM(S): Homo Sapiens (human) 
2021-01-14 | PXD019746 | JPOST Repository
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