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. 2015 Mar 12;6(12):10604–10616. doi: 10.18632/oncotarget.3550

Figure 2. Correlation between gene expression data in PBMNC and CTC count.

Figure 2

A) Unsupervised clustering grouping patients according to gene expression data; B) Principal component analysis. The Y-axis represents the log2 of the CTC number plus one, and the X-axis is PC1 (Spearman correlation P<0.001).