MALAT1 and neoplasm: In blood vessels, some lncRNAs have been reported to play a role in angiogenesis (MALAT-1, lnc-Ang362)23–25, tumor-induced angiogenesis (MVIH, HOTAIR)26,27, and proliferation as well as cell junction regulation of endothelial cells (MALAT-1, Tie-1AS)24,28.