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Distribution plots of the number of genes common to the R1, R3, R4, and R7 cell lines obtained in permutation experiments performed as described in SI Methods. (A) Permutation test using parameters of the Venn diagram in Fig. 3. (B) Permutation test using parameters of the Venn diagram in Fig. S6A. The number of common up-regulated genes observed in the data is indicated in red.
