ESR1 and breast cancer: D’Aiuto et al. identified hsa-miR-1308, hsa-miR-548c-5p (MIMAT0004806), hsa-miR-125b-5p (MIMAT0000423) and hsa-miR-30e-3p as differentially expressed (p < 0.001) in LN negative, ER positive and ERBB2 negative breast cancer patients [14, 19].