NEAT1 and breast cancer: Previous studies have confirmed that NEAT1 is abnormally expressed in many human malignant tumors, including leukemia, glioma, non-small cell lung cancer, ovarian cancer and breast cancer, and participates in the occurrence, metastasis, and prognosis of tumors.[30–34] The study also revealed that the single nucleotide polymorphism of NEAT1 gene is related to its expression.