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September 10, 2025Analytical Chemistry

Reverse Spectral Search Reimagined: A Simple but Overlooked Solution for Chimeric Spectral Annotation

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Authors

SXShipei XingVCVincent Charron‐LamoureuxHZHaoqi Zhao

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Overview

Analysis shows enhanced reverse spectral search rescues metabolite annotations in untargeted metabolomics, suggesting improved workflows.

Key Points

  • Enhanced reverse spectral search rescues up to 62% more metabolite annotations.
  • Chimeric spectra complicate annotation workflows in untargeted metabolomics, limiting data reuse.
  • The method introduces a solution that efficiently annotates MS/MS spectra while maintaining quality control.
  • This approach is integrated into the GNPS ecosystem for broader accessibility and usability.

Cite This Study

Xing et al. (2025) studied this question.

synapsesocial.com/papers/68c1c64554b1d3bfb60f28f4https://doi.org/10.1021/acs.analchem.5c02047
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