Multi-omics and machine learning-based profiling of severity signatures in Mycoplasma pneumoniae infection in

Guiqiu Li1, Ying Wei2, Wenzheng Wang1

  • 1Shenzhen Nanshan People's Hospital and Affiliated Nanshan Hospital of Shenzhen University, Shenzhen 518052, China.

Iscience
|February 24, 2026
PubMed

Insights

This study identifies key protein and metabolite biomarkers linked to severe pediatric Mycoplasma pneumoniae pneumonia (MPP). These findings pave the way for better diagnosis and targeted treatments for severe respiratory infections.

Area of Science:

  • Pediatric Pulmonology
  • Translational Medicine
  • Biomarker Discovery

Background:

  • Mycoplasma pneumoniae pneumonia (MPP) is a frequent pediatric respiratory illness.
  • Mechanisms underlying progression to severe MPP are not well understood.
  • Improved diagnostics and targeted therapies are needed for severe MPP.

Purpose of the Study:

  • To elucidate severity-related pathways in pediatric MPP using multi-omics.
  • To identify potential biomarkers for improved diagnosis and targeted therapy.
  • To stratify disease severity and guide therapeutic strategies.

Main Methods:

  • Comprehensive proteomic and metabolomic analysis of blood samples from pediatric MPP patients and healthy controls.
  • Integration of multi-omics data from bronchoalveolar lavage fluid (BALF).
  • Machine learning analysis to identify severity-specific biomarkers.

Main Results:

  • Identified key severity-associated proteins and metabolites.
  • Uncovered links to inflammatory and metabolic dysregulation, including efferocytosis and Fanconi anemia pathways.
  • Discovered 8 critical biomarkers distinguishing mild from severe MPP cases with high accuracy.

Conclusions:

  • The identified biomarkers provide a foundation for enhanced diagnostic precision in pediatric MPP.
  • Biomarkers enable improved disease stratification for better patient management.
  • Findings support the development of targeted therapeutic strategies for severe MPP.