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. 2016 Jan 18;35(33):4345–4357. doi: 10.1038/onc.2015.499

Table 2. Gene set enrichment analysis (GSEA).

Gene set TCGA P-value Cell line P-value Description
Cluster 1—Immune-evasion subtype
 EGFR_UP.V1_UP <0.001 <0.001 Genes upregulated in MCF-7 cells (breast cancer) positive for ESR1 and engineered to express ligand-activatable EGFR
 RAF_UP.V1_UP <0.001 <0.001 Genes upregulated in MCF-7 cells (breast cancer) positive for ESR1 MCF-7 cells (breast cancer) stably over-expressing constitutively active RAF1
 HINATA_NFKB_IMMU_INF <0.001 0.004 Immune or inflammatory genes induced by NF-kappaB in primary keratinocytes and fibroblasts
       
Cluster 2—Replication-stress associated subtype
 REACTOME_ACTIVATION_OF_ATR_IN_RESPONSE_TO_REPLICATION_STRESS <0.001 0.005 Genes involved in activation of ATR in response to replication stress
 NFE2L2.V2 0.093 <0.001 Genes upregulated in MEF cells (embryonic fibroblasts) with knockout of NFE2L2
 SIRNA_EIF4GI_UP 0.432 <0.001 Genes upregulated in MCF10A cells vs knockdown of EIF4G1 gene by RNAi
       
Cluster 3—Neuroendocrine subtype
 CAHOY_NEURONAL <0.001 0.036 Genes upregulated in neurons
 BCAT_GDS748_DN 0.137 Genes regulated in HEK293 cells (kidney fibroblasts) expressing constitutively active form of CTNNB1 gene
 BCAT_GDS748_UP 0.003  
 ESC_V6.5_UP_EARLY.V1_UP 0.033 <0.001 Genes upregulated during early stages of differentiation of embryoid bodies from V6.5 embryonic stem cells