Analytical information from mass spectrometry, past and future

Area of Science:

• Analytical Chemistry
• Biochemistry
• Chemical Physics

Background:

• Mass spectrometry (MS) provides vast data from minute samples, enabling detailed structural and quantitative insights.
• The technique boasts exceptional ion abundance sensitivity (pico-to-femtogram) and a wide dynamic range (>10^6).
• High resolution and numerous mass scale increments are key for analyzing larger molecules.

Purpose of the Study:

• To explain the success and future potential of mass spectrometry.
• To highlight the importance of data generation and its conversion into chemical information.
• To propose areas for future research emphasis in mass spectrometry data analysis.

Main Methods:

• Analysis of mass spectrometric data dimensions, including ion abundance and mass scale.
• Exploration of data enrichment through chromatographic coupling and tandem mass spectrometry.
• Consideration of alternative ionization and ion reaction techniques.

Main Results:

• Mass spectrometry excels in generating high-volume data from minimal sample amounts.
• The technique offers remarkable sensitivity and dynamic range in ion abundance measurements.
• Data complexity increases with additional dimensions like chromatography and tandem MS.

Conclusions:

• The success of mass spectrometry is attributed to its data capacity and successful data-to-information conversion.
• Further advancements require enhanced understanding of underlying chemistry and improved computational methods.
• Future research should prioritize converting complex mass spectrometry data into actionable chemical information.