Mass spectrometry Chemistry, Analytic 4 Chemistry, Organic 4 Proteomics 3 Biomolecules 2 Chemistry 2 Chromatography 2 Dissertations, Academic (Ph.D) 2 Drugs 2 Gas chromatography 2 Ionization 2 Liquid chromatography 2 Mass Spectrometry 2 Metabolism 2 Methodology 2 Nuclear magnetic resonance spectroscopy 2 Proteins 2 Spectra 2 Spectrum analysis 2 Thesis (Ph.D)-Chemistry 2 Acyloxy benzalacetophenones-Mass spectrometry 1 Analysis 1 Analytical methods 1 Aquatic Biology and Ecology 1 Aquatic environment 1 Aromatic compounds 1 Aromatic ketones-Mass spectrometry 1 Biochemistry and Physiology of Microorganisms, (New March 2000) 1 Bioinformatics 1 Biological activity in soil 1