MAPK8 and neoplasm: Univariate analysis and multivariate analysis were adopted to assess independent prognostic factors (US-LNM, US-BIRADS, clinical T stage, clinical N stage, clinical TNM stage, pre-chemotherapy times, response, tumor size, pathological response, pathological T stage, pathological N stage, pathological TNM stage, positive axillary lymph nodes, postoperative chemotherapy, postoperative endocrine therapy, postoperative targeted therapy, lymph vessel invasion, p-JNK expression).