BRD7 and nasopharyngeal carcinoma: To confirm the role of BRD7 and miR-141 in NPC, we detected their expression levels in NPC tissues derived from 104 patients and 56 healthy donors varying in age, sex and histological stage using immunohistochemical (IHC) staining and in situ hybridization (ISH) (Table 1, Figure 1c).