Although the term was not yet coined, this study, published over 30 years ago by LaNoue et al., still represents one of the richest "metabolomic" data sets available relevant to mitochondrial energy metabolism. While most current works focus on qualitative and semi-quantitative methods, this study, along with a number of subsequent studies by the same group, reports quantitative time course metabolomic data (i.e., concentrations of metabolites)...