Alterations of the exo- and endometabolite profiles in breast cancer cell lines: A mass spectrometry-based metabolomics approach
Keywords: Metabolomics; Breast cancer; Quadrupole time-of-flight; Liquid chromatography; Mass spectrometryESI, electrospray ionization; IS, internal standard; LC (HPLC), high-performance liquid chromatography; LC-MS, liquid chromatography mass spectrometry; MS, mas