Enhancing untargeted metabolomics using metadata-based source annotation
- PMID: 35798960
- PMCID: PMC10277029
- DOI: 10.1038/s41587-022-01368-1
Enhancing untargeted metabolomics using metadata-based source annotation
Erratum in
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Author Correction: Enhancing untargeted metabolomics using metadata-based source annotation.Nat Biotechnol. 2023 Nov;41(11):1656. doi: 10.1038/s41587-023-02025-x. Nat Biotechnol. 2023. PMID: 37853256 No abstract available.
Abstract
Human untargeted metabolomics studies annotate only ~10% of molecular features. We introduce reference-data-driven analysis to match metabolomics tandem mass spectrometry (MS/MS) data against metadata-annotated source data as a pseudo-MS/MS reference library. Applying this approach to food source data, we show that it increases MS/MS spectral usage 5.1-fold over conventional structural MS/MS library matches and allows empirical assessment of dietary patterns from untargeted data.
© 2022. The Author(s), under exclusive licence to Springer Nature America, Inc.
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