Li [26] pointed out that the up-regulation of MAGI2-AS3 is beneficial to the progression of gastric cancer; Liu [17] put forward that the key to the involvement of MAGI2-AS3 in the progression of cervical squamous cell carcinoma lies in the activation of CDK6; and Hao [27] revealed that MAGI2-AS3 restrains malignant phenotype of non-small cell lung cancer by miRNA-23a-3p/PTEN axis. The gene discussed is PTEN; the disease is gastric cancer.