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. 2016 Oct 19;9:65. doi: 10.1186/s12920-016-0225-2

Fig. 2.

Fig. 2

Scatterplot 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)