Metabolomic Profiling of Staphylococcus aureus.

Area of Science:

• Microbiology
• Metabolomics
• Analytical Chemistry

Background:

• Metabolomics offers a comprehensive view of cellular metabolic functions, crucial for bioscience research.
• Microbial metabolomics is increasingly applied in pathogen detection, metabolic engineering, and drug discovery.
• Accurate intracellular metabolite measurement is essential for microbial metabolome analysis.

Purpose of the Study:

• To describe an efficient and reproducible workflow for the extraction and quantification of intracellular metabolites in Staphylococcus aureus.
• To provide a detailed protocol for microbial metabolome analysis.

Main Methods:

• Fast quenching with chilled methanol to prevent metabolite leakage.
• Solvent extraction to isolate both polar and nonpolar metabolite fractions.
• Liquid chromatography-mass spectrometry (LC-MS) for analysis and quantification of metabolites.

Main Results:

• The described protocol efficiently extracts and quantifies polar and nonpolar intracellular metabolites from Staphylococcus aureus.
• Demonstrated reproducibility in metabolite measurement.

Conclusions:

• The developed workflow is effective for comprehensive intracellular metabolome analysis of Staphylococcus aureus.
• This method supports advancements in microbial research, diagnostics, and engineering.