Pharmacogenomics is the study of the role of inherited and acquired genetic variation in drug response.1 A focus of research in recent years on genome-wide association studies ultimately may help identify patient- and/or cancer-specific biomarkers that will facilitate optimization of drug therapy including guiding drug selection, dose, and treatment duration.2 The identification of the role of KRASmutations in select patients with colorectal cancer (CRC) who are candidates for epidermal growth factor receptor (EGFR) in hibitors is one example of the clinical a Read More ›