MNX1 and neoplasm: To examine MNX1-AS1's role in TNBC in vivo, we injected MDA-MB-231 cells with inducible MNX-AS1 shRNA (Plko-tet-on) subcutaneously into mammary pad of nude mice and confirmed that silencing MNX1-AS1 induced the reduction of tumor growth and lung metastasis.