The malignant behavior of tumor cells in breast cancer (Li W. et al., 2017; Zhao et al., 2017), hepatocellular carcinoma (Fujimoto et al., 2016), laryngeal squamous cell carcinoma (Wang et al., 2016), lung cancer (Sun et al., 2016), glioma (Zhen et al., 2016), prostate cancer (Chakravarty et al., 2014), and skin cancer (Adriaens et al., 2016) can be reduced by NEAT1 knockdown. The gene discussed is NEAT1; the disease is neoplasm.