Fig. 2From: Adaptation of a RAS pathway activation signature from FF to FFPE tissues in colorectal cancerScatterplot of the second vs. first principal component (PC2 vs PC1) for the 54 Affymetrix FFPE samples. The 15 “bad” samples (with low PC1 scores) are colored red and were excluded from subsequent analyses. Each sample was labeled using the last 3 digits of its name (barcode)Back to article page