Mass Spectrometric Analysis of Exercise-Induced Breath Metabolites, Lipids, and Proteins Using Wearable Cold-Mask...

Area of Science:

• Biochemistry
• Physiology
• Analytical Chemistry

Background:

• Physical exercise profoundly impacts human metabolism, with alterations detectable in exhaled breath.
• Current breath analysis methods often focus on single biomarker classes, limiting comprehensive insights into exercise-related metabolic shifts.

Purpose of the Study:

• To develop a wearable cold-mask device for collecting and analyzing human exhaled breath during pre- and postexercise states.
• To perform multiomics analysis of metabolites, lipids, and proteins in exhaled breath to understand exercise-induced physiological changes.

Main Methods:

• Development of a cold-mask device for capturing exhaled breath condensate.
• Application of mass spectrometry-based multiomics analysis to identify metabolites, lipids, and proteins.
• Comparison of breath profiles between pre- and postexercise conditions.

Main Results:

• Significant alterations in metabolites, lipids, and proteins were detected in exhaled breath following exercise.
• Multiomics analysis successfully elucidated exercise-induced metabolic pathways.
• The study demonstrated the feasibility of using the cold-mask for dynamic monitoring of breath biomarkers.

Conclusions:

• The developed cold-mask device offers a promising tool for wearable monitoring of physiological changes during exercise.
• Multiomics analysis of exhaled breath provides comprehensive molecular insights into exercise-induced metabolic processes.
• This approach enhances our understanding of the physiological responses to physical activity.