Progress in applications of ambient ionization mass spectrometry for lipids identification
2025

Progress in Ambient Mass Spectrometry for Lipid Identification

publication Evidence: moderate

Author Information

Author(s): WANG Xiaorong, YIN Yiyan, OUYANG Jin, NA Na

Primary Institution: Beijing Normal University

Conclusion

Recent advancements in ambient mass spectrometry techniques have significantly improved the rapid detection and identification of lipids, which are crucial for understanding various biological processes and diseases.

Supporting Evidence

  • Lipids play crucial roles in cell membrane fluidity and energy provision.
  • Ambient mass spectrometry allows for direct sampling and ionization without sample preprocessing.
  • Electrospray ionization is effective for detecting medium-to-high-polarity lipid molecules.
  • Recent studies have shown significant differences in lipid metabolism between cancer cells and normal cells.
  • Chemical derivatization methods enhance the identification of lipid isomers.

Takeaway

Scientists are using special tools to quickly find and study fats in our bodies, which can help us understand diseases like cancer better.

Methodology

The review discusses various ambient mass spectrometry techniques, particularly electrospray ionization (ESI) and desorption electrospray ionization (DESI), for lipid analysis.

Limitations

The review notes that despite advancements, challenges remain in fully identifying and characterizing complex lipid structures due to their diversity and isomeric forms.

Digital Object Identifier (DOI)

10.3724/SP.J.1123.2024.06007

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