LncRNA SBF2-AS1, which acts as an oncogene, is overexpressed in various tumor tissues and cells, including lung cancer, hepatocellular carcinoma, esophageal squamous cell carcinoma, breast cancer, ovarian cancer, cervical cancer, osteosarcoma, colorectal cancer, and pancreatic cancer. The gene discussed is SBF2; the disease is osteosarcoma.