Figure 6. Comparison of the DNA methylation status of ceruloplasmin in BRCA and adjacent breast tissues. (A, B) Expression and methylation levels of CP in BRCA through the DNMIVD database. (C) Methylation levels of CP in BRCA using the SurvivalMeth database. (D) Heat map of DNA methylation of CP in BRCA. (E) Correlation between CP expression and CpG site methylation levels. (F) Distribution of the prognostic index. (G) Prognostic potential of DNA methylation of CP in BRCA from the SurvivalMeth database. (H) Correlation between CP expression and TMB in BRCA.