Metabolite/metabolic proling-qualitative and quantitative analysis of metabolites common to • a specic pathway or chemical class. Targeted analysis-quantitative analysis of one or a group of selected metabolites.• Metabolic ngerprinting-comprehensive analysis of samples for the purpose of classication • based on observed metabolite pattern. Metabolic footprinting-global analysis of intracellular metabolites secreted in to the spent • growth medium.