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. 2014 Jul 24;9(7):e102579. doi: 10.1371/journal.pone.0102579

Figure 1. Principal component analysis (PCA) of the DrugMatrix.

Figure 1

a) The first two principal components of all samples in the DrugMatrix dataset. b) Liver samples with color coding for controls, samples treated with genotoxic or non-genotoxic samples. c) Liver samples with color coding for carcinogenicity.