To date, several lncRNAs, including RMRP, AA174084, PVT1, H19, LINC00982, ABHD11-AS1 (ABHD11 antisense RNA 1), UCA1 (urothelial cancer associated 1), and LINC00152 have been identified from gastric juice and demonstrated as biomarkers for gastric cancer. This evidence concerns the gene UCA1 and gastric cancer.