Figure 1From: Biomarkers of benefit from cetuximab-based therapy in metastatic colorectal cancer: interaction of EGFR ligand expression with RAS/RAF, PIK3CA genotypes Waterfall plot of tumoural EREG mRNA levels in responding and non-responding patients by KRAS mutation status. a) KRAS wild type tumours, b) KRAS mutant tumours. X-axis corresponds to the 75th percentile EREG mRNA RQ values.Back to article page