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. 2019 Jul 16;38(36):6382–6398. doi: 10.1038/s41388-019-0890-7

Fig. 3.

Fig. 3

FOXO3 expression correlates with PERK levels in breast cancer patient samples. a Representative immunohistochemical staining images from two patient samples (high and low) showing correlations between FOXO3, PERK and P-eIF2a levels in a cohort of HER-2-positive breast cancer patient samples. b Staining results and Chi-square analysis. Chi-square statistical analysis was used to test the correlations between FOXO3, PERK and P-eIF2a expression in patients using SPSS 16.0. The correlation of FOXO3 and PERK expression with clinical parameters (lower panel). In statistical analysis, *P < 0.05, **P < 0.01, ***P < 0.001 were considered as significant. c, d Correlation analysis using Gene Expression Profiling Interactive Analysis (GEPIA) [28]. The results indicated that a strong and positive correlation between FOXO3 and PERK mRNA expression in 1085 breast cancer cases and 291 normal breast tissue samples derived from The Cancer Genome Atlas (TCGA) database, respectively. ****P < 0.0001