SSTR2 and nasopharyngeal carcinoma: Somatostatin receptor 2 (SSTR2) expression has been documented in NPC in case reports.19LMP1, a protein product of Epstein–Barr virus (EBV), governs proliferative signaling pathways associated with epidermal growth factor receptor (EGFR) and nuclear factor kappa B (NF-κB).