Analyses by subtypes of breast cancer identified TET2 from APA-WAS in association with ER-negative breast cancer risk at the Bonferroni-corrected significant level and BRD9 from spTWAS in association with ER-negative and TNBC subtypes at the Bonferroni-corrected significant level (Table 2). This evidence concerns the gene BRD9 and breast carcinoma.