HOTAIR and gastric cancer: Other oncogenic lncRNAs include lnc-TALC in glioblastoma (Wu et al., 2019); lnc-FAM83H in lung cancer (Zhang et al., 2017b); lnc-TUG1 and lnc-HOTAIR in gastric cancer (Liu Y. W. et al., 2015); lnc-Hand2 in liver cancer (Wang Y. et al., 2018); lnc-ARSR in renal cell cancer (Qu et al., 2016); lnc-GAPLINC in colorectal cancer (Luo et al., 2018); lnc-SNHG8 in endometrial cancer (Yang et al., 2018); lnc-MALAT1 and LNC-PV1 in osteosarcoma (Sun Z. Y. et al., 2019); and lnc-KCNQ1OT1 in melanoma (Guo B. et al., 2018).