Recently, the pseudogene-derived lncRNA PTTG3P (pituitary tumor-transforming 3, pseudogene) has been reported to act as an oncogene in gastric cancer 15, hepatocellular carcinoma 16, cervical cancer 17, breast cancer 18, colorectal cancer 19, and pancreatic cancer 20. Here, PTTG3P is linked to gastric cancer.